Best Smartphone-Compatible Projectors with Adjustable Stands of 2026: 10 Expert Picks

The VOPLLS R1 is a compact, book-shaped mini projector aimed at casual home theater users, students, and anyone who wants an easy-to-carry projector for movie nights, gaming, or outdoor use. Its native 1080p resolution and 4K support via input make it a solid budget pick rather than a high-end home cinema unit.

The standout feature is the automatic setup: focus and 6D keystone correction complete in about five seconds, removing the usual trial-and-error of projector alignment. Reviewers consistently highlight how simple it is to get a clear, properly aligned picture almost instantly, and the built-in gyroscope helps maintain that clarity as conditions shift.

Build quality leans into a minimalist, slim design, just 1.81 inches thick, that resembles a hardcover book rather than a bulky projector box. The 360° tool-free stand is a clever touch, letting users project onto ceilings for lounging viewing or onto walls for more traditional setups, and it doubles as lens protection during storage.

The main limitations are around brightness and streaming. While the picture is described as vibrant and sharp, it performs best in a darkened room, and bright environments will wash out the image. Additionally, due to HDCP restrictions, native apps like Netflix or Prime Video require an external streaming stick rather than direct casting.

Overall, the VOPLLS R1 is a well-rounded budget projector for anyone prioritizing portability, quick setup, and flexible placement over premium brightness or built-in streaming. It's an easy recommendation for first-time projector buyers or those wanting a secondary unit for travel and outdoor movie nights.

Native resolution is 1920 x 1080 (Full HD), with support for 4K input content up to 3840 x 2160 through compatible source devices. Brightness is rated at 2200 ANSI lumens, with an optimal projection distance of 1.2 to 3 meters producing a 40 to 120-inch image.

Connectivity includes HDMI, WiFi 6, and Bluetooth 5.2, supporting laptops, smartphones, and tablets. The unit measures 7.91" L x 2.36" W x 7.87" H and includes an AV cable and remote in the box, backed by a 2-year manufacturer warranty.

The CLOKOWE Mini Projector is a budget-friendly portable projector designed for users who want flexible, wireless big-screen entertainment without investing in a bulky or expensive setup. It targets students, families, campers, and apartment dwellers who need a versatile all-in-one device that works indoors and outdoors alike.

The standout features here are its dual-band WiFi 6 and Bluetooth 5.2 connectivity, which provide noticeably faster and more stable streaming compared to older single-band projectors in this price range. With built-in apps like YouTube and Prime Video, users can start watching content right out of the box, and compatibility with TV sticks expands the library even further. The auto keystone correction is a genuine convenience win, snapping the image into a clean rectangle within seconds of powering on.

Design-wise, the CLOKOWE is impressively compact, measuring just 3.73 x 3.73 x 6.17 inches and tipping the scales at a featherlight 0.77 lb. The 180-degree rotatable body is a thoughtful touch that makes ceiling projection in a bedroom just as easy as wall projection in a living room. Build quality feels solid for the price, with a scratch-resistant optical lens that holds up well to regular handling and transport.

There are a few honest caveats worth noting. The native resolution, while supporting 4K video playback via USB, may not deliver the same pixel-sharp clarity as a true 4K projector, so critical viewers may notice softness at larger screen sizes. The built-in speakers are clear enough for casual viewing but can struggle to fill a large outdoor space with sound. Users planning frequent outdoor movie nights may want to pair it with a Bluetooth speaker for a fuller audio experience.

Overall, the CLOKOWE Mini Projector punches well above its weight for a sub-$60 device. It is an excellent choice for anyone who wants a portable, app-ready projector for bedrooms, dorm rooms, camping trips, or casual home movie nights. The combination of auto keystone, short throw ratio, and built-in streaming apps makes it one of the most practical and user-friendly options in the entry-level projector segment.

Connectivity: Dual-band WiFi 2.4G and 5G (WiFi 6), Bluetooth 5.2. Compatible with HDMI, USB, TV sticks, smartphones, and laptops.

Video Support: Supports 4K video playback via USB drive. High-quality scratch-resistant optical lens for clear image output. Screen size range of 30 to 200 inches, with 40 to 100 inches recommended for optimal clarity.

Projection: 0.9:1 short throw ratio for big-screen projection in small spaces. Auto vertical keystone correction plus manual focus. 180-degree rotatable body for wall or ceiling use.

Audio: Built-in stereo speakers suitable for indoor and casual outdoor viewing. Bluetooth 5.2 allows wireless pairing with external speakers and headphones.

Portability: Weight of 0.77 lb (0.35 kg). Dimensions of 3.73 x 3.73 x 6.17 inches. Compact enough to fit in a backpack for travel and camping.

If you are shopping for your first projector or upgrading from an older model, the CLOKOWE Mini is worth serious consideration if portability and wireless convenience are your top priorities. It is best suited for casual viewers, families with young children, college students, and outdoor enthusiasts rather than home theater purists seeking the highest possible image fidelity.

Before buying, consider your typical viewing environment. This projector shines in darkened rooms and evening outdoor settings. Like all projectors in this class, ambient light will wash out the image, so a blackout curtain or a shaded outdoor space will make a significant difference in picture quality. For bedroom or dorm use, it is nearly ideal given the short throw ratio and ceiling projection capability.

Think about your audio needs as well. The built-in speakers are adequate for a bedroom or small living room, but if you plan to use this projector for backyard movie nights with a group, pairing it with a portable Bluetooth speaker will greatly improve the experience. The Bluetooth 5.2 connection makes this straightforward and reliable.

Finally, consider what streaming services you use most. The built-in apps cover major platforms, but if your preferred service is not pre-installed, a compatible TV stick plugged into the HDMI port will solve that problem quickly. Overall, for its price point and feature set, this projector offers exceptional value for the right buyer.

The YGSKK mini projector is a compact home theater solution designed for bedroom entertainment, outdoor movie nights, and casual use in apartments or dorms. It combines practical features like built-in streaming apps and WiFi 6 connectivity with a genuinely portable form factor, making it ideal for users who want big-screen entertainment without professional installation or complex equipment.

The standout technical features deliver real performance improvements over similarly-priced competitors. Native 1080P resolution paired with 300 ANSI lumens brightness produces noticeably sharp, vivid images, while WiFi 6 support ensures stable streaming without the buffering and disconnection issues common in budget projectors. The electric auto-focus system is a game-changer, delivering crisp focus in seconds via remote control rather than requiring manual lens adjustment.

Build quality reflects the budget-friendly price point, but the design is thoughtful where it matters. The 210-degree rotating base provides genuine flexibility for ceiling projection or unconventional mounting, and the compact 8x4x4 inch chassis makes it easy to move between rooms. Built-in stereo speakers handle audio adequately for casual viewing, though connecting external speakers via Bluetooth is recommended for better sound quality.

Limitations exist primarily in brightness for daytime use and the lack of true 4K native support, though 4K compatibility via external devices is a nice bonus. The inability to mirror Bluetooth audio from phones is a minor inconvenience, but HDMI and USB connectivity more than compensate. The 50-200 inch projection range is genuinely useful, scaling from intimate bedroom viewing to larger outdoor gatherings.

Final verdict: The YGSKK mini projector delivers exceptional value for budget-conscious buyers seeking portable entertainment with modern conveniences. WiFi 6, electric focus, and built-in apps make it significantly more user-friendly than older budget models. Best suited for indoor entertainment, small outdoor events, and users prioritizing ease of use over professional-grade specifications.

Display and Image: Native 1080P resolution, 4K compatible, 300 ANSI lumens brightness, 50-200 inch projection range, 4.92-17 feet projection distance

Connectivity: WiFi 6/5G/2.4G, Bluetooth 5.3, HDMI, USB, 3.5mm audio jack, wireless smartphone mirroring (iPhone and Android)

Focus and Adjustment: Electric auto-focus with remote control, 210-degree rotating base, adjustable projection angle

Built-in Features: Streaming apps (YouTube, Prime Video, Hulu), app store, stereo speakers, J-Share wireless connection technology

Compatibility: PS5/PS4, Xbox, TV sticks, TV boxes, laptops, USB drives, DVD players, external hard drives, smartphones

Physical Dimensions: 8 x 4 x 4 inches, portable and lightweight design

Support: 3-year warranty, 24/7 technical support

Who Should Buy This? Budget-conscious buyers seeking portable entertainment for bedrooms, apartments, outdoor gatherings, or travel. Ideal for those wanting built-in streaming without external devices, and users who value ease of use with electric focusing and wireless connectivity.

Room Brightness Considerations: The 300 ANSI lumens brightness performs best in dimmed or dark environments. For daytime or well-lit rooms, consider darker curtains or blinds for optimal image quality and brightness impact.

Streaming Setup: Built-in apps work best with stable WiFi 6 or 5G connections. Place the projector within reasonable range of your router for consistent performance. Both phone and projector must be on the same network for wireless mirroring to function.

Device Compatibility: For 4K content, connect 4K-capable devices (Fire TV 4K, compatible USB drives, 4K streaming sticks) via HDMI. For audio, use Bluetooth speakers or the 3.5mm jack rather than relying on projector speakers for movie nights. The projector does not support Bluetooth audio from smartphones.

Projection Distance Planning: Verify your room allows 4.92-17 feet of projection distance. The 210-degree base enables ceiling projection, making it adaptable to most room layouts. Measure your wall or ceiling space to determine optimal screen size before purchasing.

The PUTRIMS S36 is a compact smart projector aimed at casual home theater fans, travelers, and anyone wanting an all-in-one streaming solution without juggling extra devices. Running on a proprietary Whale TV based Smart OS, it bundles native streaming apps and over 1,000 free live TV channels directly into the projector, cutting out the need for a separate streaming stick.

Its standout feature is the AI Auto-Setup system, which handles focus, keystone correction, and screen alignment automatically, even when the projector is placed at odd angles or upside down. Combined with a short 1.19:1 throw ratio, it can produce a 100-inch image from under 9 feet away, making it practical for smaller rooms. The 1.5GB of RAM helps keep apps responsive, though it's not built for heavy multitasking.

Build quality favors portability over bulk, weighing under 2 lbs and roughly the size of a tablet, with a 330° rotating stand that allows projection onto ceilings, walls, or angled surfaces. Connectivity is modern for this price range, featuring Wi-Fi 6, two-way Bluetooth, and HDMI ARC for soundbar pairing, plus tripod mounting for flexible setups indoors or outdoors.

The main caveat is that despite '4K support' branding, the native resolution is 1080P, meaning 4K content gets decoded and downscaled rather than displayed at true 4K clarity. It's also best suited for dim or dark environments, so outdoor daytime use isn't recommended.

Overall, the S36 delivers solid value for buyers who want a lightweight, easy-to-set-up projector with genuine app support and reliable streaming performance. It's not a home theater flagship, but for bedroom setups, small living rooms, or portable movie nights, it hits a practical sweet spot backed by strong after-sales support.

The WiMiUS S29 is a compact, portable smart projector aimed at budget-conscious buyers who want a genuine all-in-one home theater experience without juggling extra hardware. With built-in Netflix, Prime Video, and YouTube, it's especially appealing to casual movie watchers, campers, and anyone setting up a projector in a bedroom, dorm, or living room who doesn't want to deal with a separate streaming stick.

Its standout feature is brightness: multiple reviewers noted they could watch movies during the day with some ambient light in the room, which is unusual for a projector in this price range. The auto focus and 4D/4P auto keystone correction also get consistent praise for making setup nearly instant, automatically squaring off the image within seconds of power-on.

Build quality leans into practicality over premium materials. At just 2.4 lbs and a compact footprint, the 360° adjustable stand lets you angle the projector onto walls or ceilings easily, and the 1.1:1 short throw ratio means you can get a large image even in smaller rooms. The tripod thread and multiple mounting options add flexibility for different setups.

The main drawbacks are around sound and resolution transparency. While the dual 10W speakers with Dolby Audio are a nice inclusion, at least one reviewer found the audio disappointing, and WiMiUS itself recommends external speakers for a more immersive experience. It's also worth remembering that despite 4K support, the native resolution is 1080P, so 4K content is displayed at 1080P rather than true 4K detail.

Overall, the S29 is a well-rounded budget smart projector that punches above its price point on brightness, ease of setup, and smart features like WiFi 6 and two-way Bluetooth. It's a solid choice for casual home entertainment, though those wanting reference-quality audio or true 4K resolution should look elsewhere.

Native Resolution: 1920 x 1080P (4K input supported, displayed at 1080P)

Brightness Features: HDR10, 20,000:1 contrast ratio, AI image optimization

Focus & Correction: Auto focus, automatic vertical keystone correction, 50-100% zoom

Audio: Dolby Audio, dual 10W speakers, HDMI ARC, two-way Bluetooth 5.2, noise level under 30dB

Connectivity: WiFi 6 (up to 9.6 Gbps), AirPlay, Miracast, HDMI, USB, 3.5mm audio jack

Throw Distance: 4 to 16 feet, 1.1:1 short throw ratio, 50 to 200 inch screen size

Dimensions & Weight: Approximately 9.4" x 4.5" x 9.4", 2.4 lbs

Warranty: 2-year money-back guarantee, 3-year repair coverage, lifetime technical support

The Sainyer Q100 is a compact, budget-friendly projector aimed at people who want a simple big-screen setup for movie nights, gaming, or casual streaming. It's a good match for bedrooms, dorm rooms, apartments, or backyard gatherings where space is tight but the desire for a large picture isn't.

The standout features here are the electric focus and electric keystone correction, which take the guesswork out of image alignment, a common headache with cheaper projectors. Paired with the 270-degree rotatable stand, users can easily switch between wall and ceiling projection, making it especially appealing for late-night viewing from bed. Short throw technology means you can get up to a 200-inch image without needing a huge room.

Build quality feels appropriate for the price category: it's lightweight, portable, and designed for quick setup rather than permanent installation. The included remote and button controls keep operation straightforward, and ports for HDMI, USB, and AUX cover most common devices including laptops, consoles, and TV sticks.

The main limitations are the lack of Bluetooth and built-in apps, meaning you'll need a wired connection for phone mirroring and an external speaker if you want better audio than the built-in one provides. It's also an LCD-based projector, so those expecting DLP-level color accuracy may be underwhelmed. That said, customer reviews consistently mention surprisingly clear daytime visibility and easy setup.

Overall, the Sainyer Q100 delivers solid value for casual users prioritizing convenience and flexibility over premium picture quality. It's a smart buy for students, renters, or anyone wanting an easy, portable home theater solution without a big investment.

Resolution: 1080P native support with 4K input compatibility, delivering a maximum display resolution of 1920 x 1080 pixels.

Projection: Short throw lens with a throw distance of 2.5 to 16.5 feet, producing images from 30 to 200 inches. Supports both 4:3 and 16:9 aspect ratios.

Connectivity: HDMI, USB, and 3.5mm AUX ports for compatibility with gaming consoles, laptops, TV sticks, tablets, and speakers.

Design: 270-degree rotatable stand, electric focus and keystone correction, remote and button controls, built-in speaker, and a light source rated for 50,000 hours.

The Vamvo mini projector is a budget-friendly home entertainment solution designed for families, gamers, and movie enthusiasts who want big-screen experiences without breaking the bank. At under $50, it delivers native 1080P resolution with 4K support, making it suitable for casual viewing of movies, sports, gaming, and outdoor gatherings.

The standout features include native 1920x1080 resolution for sharp, vivid images and an impressive auto keystone correction system that eliminates distortion instantly. The 180-degree flexible positioning allows you to project from tabletop, wall-mounted, or even upside-down angles without manual adjustments. Connectivity is comprehensive with HDMI, USB, Type-C, WiFi, and Bluetooth, supporting everything from TV sticks to smartphones and gaming consoles like PS5.

What truly sets this projector apart is its remarkably quiet operation, engineered through extensive testing to run quieter than a library. This attention to noise reduction makes it ideal for bedrooms and quiet viewing environments where fan noise would otherwise be distracting. The compact mini size doesn't compromise on functionality, offering professional-grade features at an entry-level price.

One limitation to note is HDCP content protection, which prevents screen mirroring from certain streaming apps like Amazon Prime Video and Netflix. However, you can work around this by connecting a Fire TV Stick, Roku, or Chromecast directly to the projector, or using an HDMI cable from your laptop or computer.

Overall, the Vamvo projector represents excellent value for budget-conscious buyers seeking a reliable, quiet, and versatile projector for home entertainment and gaming. While it won't match premium models in brightness or resolution, it delivers impressive performance for the price point and earns strong customer satisfaction ratings.

The Vamvo projector supports multiple connection methods to maximize compatibility with your devices. Direct HDMI connections work best for streaming devices like Fire TV Stick, Roku, and Chromecast, bypassing HDCP limitations and ensuring smooth playback of all content.

For wireless connections, WiFi and Bluetooth enable screen mirroring from smartphones and tablets, though some streaming apps may have restrictions. USB and Type-C ports provide additional connectivity options for laptops and newer devices. The 3.5mm AUX jack allows audio passthrough to external speakers for enhanced sound quality.

Note that adapters and cables are not included, so plan accordingly for your specific device connections. HDMI cables are included for direct connections, but USB-C adapters or additional HDMI cables may need separate purchase depending on your setup.

Setup with the Vamvo projector is straightforward thanks to the auto keystone feature, which automatically corrects vertical distortion for perfect image alignment. Simply position the projector on a table, shelf, or mount it on a wall, and the system handles alignment automatically without manual tweaking.

The 180-degree flexible positioning stand gives you complete freedom to project downward, horizontally, or even upside-down depending on your room layout. This versatility eliminates the need for expensive mounting hardware or complex installation procedures, making it accessible for renters and those without permanent setups.

For best results, place the projector on a stable surface and ensure adequate ventilation around the unit. Allow a few minutes for the lamp to warm up before use, and refer to the manual for specific distance recommendations based on your desired screen size.

The KSAN VF340 is a mini home theater projector aimed at budget-conscious buyers who want a big-screen experience in bedrooms, living rooms, or outdoors without investing in a large TV. It projects a native 1080P image from 47 to 200 inches, making it flexible enough for tight apartments or backyard movie nights.

Where this projector stands out is its ease of use. Electric focus and automatic keystone correction mean you get a sharp, aligned picture almost immediately, and the 270° rotatable stand combined with 100% offset technology allows placement below or off-center from the screen, something traditional projectors struggle with. Reviewers consistently mention the brightness and clarity, with one noting it's usable even with room lights on.

Build quality is compact and lightweight at under 1.5 pounds, with a modern white finish and a 6mm mounting hole supporting tripods, ceiling mounts, or tabletop use. WiFi 6 and Bluetooth 5.2 round out the connectivity, letting you mirror content wirelessly or pair external speakers, though the Bluetooth is audio-only and doesn't support screen mirroring.

On the downside, the built-in 5W speaker is functional but tinny, so most owners pair it with a soundbar or Bluetooth speaker. HDCP restrictions block native Netflix, Prime Video, Disney+, and Hulu apps, meaning a Fire Stick or Roku is needed for those services. A few users also reported the power adapter running hot during extended sessions and occasional fan noise, with one long-term reviewer noting a brown spot appeared on the image after a year of use.

Overall, the KSAN VF340 delivers strong brightness, flexible placement, and hassle-free setup at an accessible price point. It's a great fit for casual viewers, campers, or anyone needing a secondary screen, though heavy streamers and audiophiles may want to budget for a streaming stick and external speaker.

Resolution: Native 1080P with support for large-screen projection from 47 to 200 inches at a throw distance of 1.5 to 4.8 meters.

Connectivity: WiFi 6, Bluetooth 5.2, HDMI, USB, Type-C, and TF microSD card slot for versatile source options.

Design: 270° rotatable stand, electric focus, auto keystone correction, 100% offset projection technology, and a 6mm mounting hole compatible with tripods, ceiling, wall, or tabletop setups.

Audio: Built-in 5W HIFI stereo speaker with multi-format audio support, plus Bluetooth output for external speakers or headphones.

Included: Remote control, 1-year manufacturer warranty, and a lightweight 0.69 kg body suited for portable use.

The BKZ Mini Portable Projector is designed for budget-conscious buyers who want a flexible, easy-to-use projector for home cinema, outdoor movie nights, gaming, or basic business and classroom presentations. Its compact size and lightweight build make it a practical travel companion rather than a high-end theater centerpiece.

The standout feature here is the fully adjustable dual stand, which rotates 360 degrees and tilts up to 50 degrees, letting you position the projector on almost any surface without extra accessories. Combined with electric focus and AI auto keystone correction, setup is noticeably faster than with fully manual projectors, which is a big plus for casual users who don't want to fuss with alignment every time.

Connectivity is handled through HDMI, USB, and a 3.5mm jack, plus Bluetooth 5.4 for audio output to speakers or headphones. It's important to note the Bluetooth cannot wirelessly mirror phone screens, so casting requires a cable or streaming stick, which may catch some buyers off guard if they expect full wireless phone connectivity.

Build quality appears functional but basic, in line with its low price point, and the 3.9-star average rating suggests a mixed but generally acceptable experience among users. Picture quality supports 1080P content, though as with most budget projectors in this range, actual native resolution and brightness may not match higher-end models.

Overall, this projector is a reasonable choice for anyone wanting an affordable, portable option with smart convenience features like auto keystone and electric focus. It's best suited for casual movie nights, presentations, or gaming rather than users seeking premium image quality or seamless wireless phone mirroring.

The XGIMI MoGo 4 is a portable projector designed for users who prioritize convenience and mobility over cutting-edge specs. It targets casual entertainers, outdoor enthusiasts, campers, and travelers who want quality projection without being tethered to a power outlet. The inclusion of the PowerBase Stand that extends battery life to 5 hours is a smart addition that sets this model apart from competitors focused purely on portability.

The standout feature is undoubtedly the automatic image alignment technology combined with the 360-degree adjustable stand. Whether you're projecting onto a ceiling from bed or a wall from the patio, the ISA Technology handles keystone correction automatically, eliminating the frustration of manual adjustments. The 1080P resolution at 450 ISO Lumens delivers sharp, vibrant visuals suitable for streaming content, though brightness may be limited in very bright environments. Built-in Google TV with licensed Netflix provides immediate access to thousands of apps and channels without additional hardware.

Build quality appears solid with a scratch-resistant lens and thermos-like compact design that genuinely fits into travel bags. The 12W Harman Kardon speakers provide surprisingly good audio for a portable device, and the included Magnetic Sunset Filter adds a nice touch for creating ambiance. The intuitive mini remote makes operation straightforward, and connectivity options including Bluetooth 5.1 and WiFi 5 dual-band support are modern and reliable.

Potential drawbacks include the 450-lumen brightness, which may not satisfy users in bright outdoor settings or well-lit rooms. The 1080P resolution, while adequate for smaller screens, won't showcase detail on larger projection surfaces. Additionally, while the product has decent ratings, specific long-term durability feedback from extensive user reviews would be valuable before committing to this investment.

The XGIMI MoGo 4 is a well-rounded portable projector that delivers on its promise of convenient, battery-powered entertainment. It's best suited for users who value ease of use and portability over maximum brightness or resolution, making it an excellent choice for casual outdoor movie nights, camping trips, and travel entertainment.

Display and Image Quality: 1920 x 1080 (1080P) resolution, 450 ISO Lumens brightness, DCI-P3 90% color accuracy, 60Hz refresh rate with Game Mode support

Audio: Dual 6W Harman Kardon speakers (12W total), Dolby Audio, Dolby Digital (DD) and Dolby Digital Plus (DD+) support

Connectivity: WiFi 5 dual-band (2.4/5GHz), Bluetooth 5.1/BLE, USB Type-C with PD3.0 charging protocol

Software and Features: Google TV operating system, licensed Netflix built-in, 10,000+ available apps, 800+ free live channels, automatic keystone correction, digital zoom capability

Stand and Design: 360-degree adjustable built-in stand, compact coffee thermos-sized form factor, scratch-resistant lens protection, included PowerBase Stand for extended battery life

Battery Life: Up to 5 hours with PowerBase Stand (standard battery life not specified for base unit)

Who Should Buy This? The MoGo 4 is ideal for outdoor entertainment enthusiasts, frequent travelers, campers, and casual home cinema users who prioritize portability and ease of use over maximum performance specs. It's perfect for backyard movie nights, camping trips, dorm rooms, and situations where traditional projectors are impractical.

Who Should Consider Alternatives? If you need high brightness for bright outdoor environments, 4K resolution for large screens, or advanced gaming features, you may want to explore other options. Users requiring extreme durability or professional-grade performance should also look elsewhere.

Value Consideration: At the $519 price point, the MoGo 4 offers solid value for a complete portable entertainment system that includes the PowerBase Stand. Factor in the convenience of built-in Google TV and Netflix, premium Harman Kardon audio, and genuine portability when evaluating the investment.

Accessory Recommendations: Consider purchasing additional magnetic filters beyond the included Sunset Filter to customize your viewing ambiance. A carrying case designed for the projector would enhance portability and protect your investment during travel.