You want the immersive experience of a home theater without the complex setup and exorbitant cost. Finding a projector that’s both smart and affordable can feel like a compromise, often sacrificing brightness, sound, or ease of use. This guide is for anyone ready to upgrade their movie nights, gaming sessions, or backyard gatherings with a single, powerful device. We’ve assessed the latest models from top brands to bring you the most capable options available. For a broader look at premium options, explore our guide to the best 4K laser projectors for home theater.
Our review focuses on projectors that deliver a complete, plug-and-play entertainment hub. These devices come with built-in streaming apps, high-quality audio, and automatic calibration features, eliminating the need for extra boxes and wires. Whether your priority is sheer brightness for daytime viewing, cinematic sound, or seamless smart TV integration, one of these seven projectors is designed to meet your needs.
Pros
- Easy setup with Google TV login, ready to stream in minutes
- Bright, crisp image quality praised across multiple reviews
- Lightweight and portable at 4.5 pounds, easy to move indoors or outdoors
- Premium build quality that feels sturdy compared to cheaper alternatives
- Comes with all necessary accessories including HDMI cable and cleaning kit
Cons
- Built-in speakers are decent but not powerful enough for larger outdoor gatherings, so external speakers may be needed
- No obvious in-app audio adjustment options according to one reviewer
- Best image quality is achieved in light-controlled indoor environments rather than bright daylight
The HAPPRUN K7 is a Google TV built-in smart projector designed for anyone who wants a simple, all-in-one home theater solution without juggling extra streaming devices. It's ideal for casual movie nights, backyard screenings, gaming sessions or even classroom presentations.
Its standout feature is the integrated Google TV platform, which gives immediate access to Netflix, YouTube, Prime Video and other major apps right out of the box. Combined with 2500 ANSI lumens of brightness and native 1080P resolution with 4K decoding, the projector produces images that reviewers consistently describe as crisp, colorful and impressively large, scaling comfortably up to 300 inches.
Build quality is another highlight. Multiple reviewers noted the unit feels solid and premium rather than flimsy, despite weighing only 4.5 pounds, making it easy to transport between rooms or outdoor setups. Setup is quick thanks to auto focus, auto screen alignment and keystone correction, with several users reporting they were streaming within minutes of unboxing.
The main drawback centers on audio. While the dual 10W Dolby Audio speakers are serviceable and even praised by some users, others found the sound underwhelming for larger outdoor gatherings and wished for more built-in adjustment options, often opting to pair external Bluetooth speakers instead.
Overall, the HAPPRUN K7 delivers strong value as an entry-level to mid-range smart projector. It's a great pick for buyers seeking an easy-to-use, portable big-screen experience for home or backyard entertainment, though those wanting theater-grade sound should plan on supplementing with external speakers.
The HAPPRUN K7 features native 1920x1080 resolution with support for 3840x2160 (4K) content decoding, backed by 2500 ANSI lumens of brightness and a 20000:1 contrast ratio for sharp, vibrant visuals.
Connectivity includes Wi-Fi 6, Bluetooth 5.1 and HDMI with ARC, along with USB 2.0 and a 3.5mm audio jack, making it compatible with gaming consoles, laptops, smartphones and tablets.
Throw distance ranges from 4.72 to 28.4 feet, supporting image sizes from 40 to 300 inches, while the light source is rated for 30,000 hours of operation. The unit weighs 4.5 pounds and includes a 24-month warranty for peace of mind.
Pros
- Bright, sharp picture even in rooms with ambient light
- Fast and accurate auto focus plus auto keystone simplifies setup
- Built-in apps eliminate the need for a separate streaming stick
- Solid built-in audio thanks to dual 10W Dolby speakers
- Long-rated light source life of 100,000 hours
Cons
- Native resolution is 1080p, so '4K' refers to decoding support rather than true 4K display resolution
- No optical keystone correction, only digital, and limited physical height adjustment on the base
- Some users may want to review the built-in app privacy policy before relying on the smart OS features
The HAPPRUN KC7 PRO is a smart outdoor projector aimed at buyers who want a big-screen experience without being locked into a dark room or a pile of extra hardware. It suits casual movie fans, backyard entertainers, and gamers who value quick setup over granular manual controls.
Its standout feature is the true 3000 ANSI lumens brightness, which lets it hold up against ambient light far better than typical budget projectors. Combined with 4K decoding, HDR10 support, and a 20,000:1 contrast ratio, the image stays sharp and colorful whether you're indoors or under the evening sky. Reviewers consistently praise how fast and accurate the auto focus and 6D auto keystone are, removing the usual trial-and-error of projector setup.
Build quality is compact and practical, with a desktop form factor that also supports ceiling mounting and tripod use. Dual 10W Dolby Audio speakers add surprisingly full sound for a projector this size, and WiFi 6 plus Bluetooth 5.2 keep streaming smooth and wireless audio pairing simple.
The main caveats are that the native resolution is 1080p rather than true 4K, and keystone correction is digital only, with no optical adjustment or angled leg support. A few users also noted the built-in smart apps come with a privacy policy worth reviewing before diving in.
Overall, the KC7 PRO delivers a lot of convenience and picture quality for the price, especially for anyone who wants an all-in-one, plug-and-play projector for both indoor and outdoor movie nights.
Native resolution is 1920 x 1080 with 4K decoding support, HDR10, a 20,000:1 contrast ratio, and 95% color gamut coverage for vivid, detailed visuals.
Brightness is rated at 3000 ANSI lumens, with image size scaling from 40 to 300 inches and a throw distance range of 5.48 to 22 feet.
Connectivity includes HDMI, USB 2.0, 3.5mm audio, Bluetooth, and WiFi 6, with remote and voice control options for easy operation.
The unit weighs 7.1 pounds and measures 11.4 x 4.5 x 10.4 inches, backed by a 24 month warranty and a rated light source life of 100,000 hours.
Pros
- Official Google TV with 10,000+ apps means no additional streaming device is required
- AI auto focus and 6D auto-keystone make setup nearly effortless in any room or outdoor space
- 2000 ANSI lumens performs well in ambient light conditions, not just in complete darkness
- WiFi 6 connectivity provides stable, high-speed wireless streaming without buffering
- Built-in adjustable stand and compact design make it genuinely portable and versatile
Cons
- Ceiling projection mode requires manual focus and keystone adjustment, losing the auto-correction convenience
- At 2000 ANSI lumens, direct sunlight or very bright outdoor environments may still wash out the image
- No review data is currently available to validate real-world long-term reliability or lamp lifespan
The HAPPRUN Outdoor Smart Projector is a feature-packed all-in-one home theater solution designed for users who want a seamless streaming and viewing experience without juggling multiple devices. With official Google TV built-in and access to over 10,000 apps, it targets casual movie watchers, families, and outdoor entertainment enthusiasts who value convenience and versatility.
The standout feature is undoubtedly the combination of AI auto focus and 6D auto-keystone correction, which delivers a sharp, perfectly aligned rectangular image within three seconds of powering on. Paired with 4K decoding, HDR10+ support, a 20,000:1 contrast ratio, and 95% color gamut coverage, the picture quality is impressive for a projector in this price range. The 2000 ANSI lumens rating means it handles living room ambient light reasonably well, though truly bright outdoor daylight will still be a challenge.
Audio performance is a genuine highlight, with dual 10W Dolby Audio speakers producing balanced, room-filling sound that most compact projectors fail to match. The inclusion of WiFi 6 and Bluetooth 5.2 ensures fast, stable wireless connectivity for both streaming and external audio devices. The built-in 270-degree adjustable stand is a thoughtful design touch that removes the need for a separate tripod, making the unit genuinely portable for backyard movie nights or travel.
On the downside, ceiling projection mode bypasses the auto-correction features and requires manual adjustment, which slightly undermines the otherwise effortless setup experience. Additionally, with no verified customer reviews available yet, long-term durability and lamp performance remain untested in the real world. Buyers should also note that while 2000 ANSI lumens is solid for indoor and evening outdoor use, it will not compete with direct sunlight.
Overall, the HAPPRUN smart projector is a compelling package for anyone seeking a capable, easy-to-use projector with a built-in streaming ecosystem. The combination of Google TV, strong brightness, excellent auto-correction technology, and quality audio makes it a well-rounded choice for both indoor home theater setups and outdoor movie experiences. It represents strong value for the price point.
Brightness: 2000 ANSI Lumens, suitable for indoor use and outdoor evening viewing. Performance may diminish in direct sunlight or very bright environments.
Resolution and Image Quality: 4K decoding support with HDR10+, 20,000:1 contrast ratio, and 95% color gamut coverage. Auto focus and 6D auto-keystone correction activate within 3 seconds of startup.
Operating System: Official Google TV with access to 10,000+ apps including Netflix, Prime Video, YouTube, and Hulu. Google Voice Assistant is supported via the included remote.
Connectivity: WiFi 6 (up to 9.6 Gbps), Bluetooth 5.2, HDMI, USB, and 3.5mm headphone jack. Compatible with TV sticks, Chromecast, Roku, iOS/Android devices, PC, laptops, PS4, and PS5.
Audio: Dual 10W speakers with Dolby Audio certification. Supports external Bluetooth speakers and headphones for private listening. Built-in 270-degree adjustable stand included, no additional tripod required.
Who should buy this projector? This model is ideal for users who want a single, self-contained entertainment device that handles streaming, image correction, and audio without extra accessories. It suits renters, frequent movers, and outdoor movie hosts who need flexible, quick setup.
Indoor vs. Outdoor Use: The 2000 ANSI lumens rating makes it well suited for darkened living rooms and evening backyard screenings. If you plan to use it outdoors during daylight hours, consider pairing it with a high-gain projector screen to maximize visibility.
Connectivity Considerations: The built-in Google TV removes the need for a Fire Stick or Roku, but if you rely on a specific ecosystem like Apple TV, you can still connect via HDMI. The WiFi 6 support is a notable advantage for households with congested networks or multiple streaming devices.
Audio Setup Options: The dual 10W Dolby Audio speakers are capable for most settings, but for a true outdoor cinema feel, pairing the projector with a Bluetooth soundbar or portable speaker via Bluetooth 5.2 will significantly elevate the experience.
Placement Tips: The built-in adjustable stand covers most table and shelf placements with ease. For ceiling mounting, keep in mind that manual focus and keystone adjustment will be required, so allow a few extra minutes for initial setup in that configuration.
Pros
- Exceptional audio quality with AI Sound Master technology automatically removes echoes and optimizes dialogue clarity
- Fastest auto-focus and keystone correction on the market at just 3 seconds, even on tilted or ceiling-mounted installations
- Comprehensive smart TV platform with 1,500+ live channels eliminates cable subscription costs and provides instant content access
- WiFi 6 and Bluetooth 5.0 with rigorous stress testing ensure rock-solid connectivity and zero streaming latency
- Versatile brightness and color accuracy handles both dimly lit indoor theaters and bright outdoor backyard setups
Cons
- Motorola and Google phones require Google Chromecast adapter for screen mirroring, adding extra hardware requirement
- Bluetooth supports audio transmission only, not video or image streaming, limiting wireless video casting options
- Native resolution is 1080p with 4K decoding support, so 4K content is processed rather than displayed at true 4K
The ONOAYO ONO5Pro 2.0 is a premium smart projector designed for families and entertainment enthusiasts who want big-screen cinema without the big-screen price tag. It combines a powerful 4K-capable projector with a complete smart TV platform, making it an all-in-one solution for living rooms, bedrooms, and outdoor spaces. This 2026 model represents the second generation of refinement based on thousands of customer insights.
The standout feature is undoubtedly the dual 60W Dolby audio system, tuned by Hollywood experts for 800+ hours and delivering 200% louder output than competing projectors. Paired with AI Sound Master technology that automatically removes echoes and boosts bass, you get theater-quality sound covering up to 540 square feet without needing a separate soundbar. The visual side impresses equally with 3500 lumens brightness, 98% NTSC color gamut, and an AI Image Engine Pro that optimizes content in real-time for both indoor and outdoor viewing.
The VisionlQ auto-calibration system is a game-changer for convenience, delivering instant auto-focus, keystone correction, obstacle avoidance, and screen alignment in just 3 seconds. This means zero frustration with manual tweaking, whether you mount it on the ceiling, wall, or place it on a shelf at an angle. The 50-100% dynamic zoom lets you adjust screen size without repositioning the projector, adding flexibility for any room layout.
Build quality and durability are prioritized with a sealed optical engine that resists dust and prevents common image degradation, plus a triple-temperature control system for long-term reliability. The Smart TV OS 2.0 platform includes 1,500+ live TV channels, YouTube, Prime Video, Disney+, and access to dozens of apps, making cable subscriptions unnecessary. WiFi 6 connectivity and 18ms game mode latency support PS5 and Xbox gaming without lag.
The main limitations are that Android phones need a Chromecast adapter for mirroring, Bluetooth handles audio only, and the native resolution is 1080p (though it decodes 4K content). Despite these minor constraints, the ONO5Pro 2.0 offers exceptional value for anyone seeking a versatile, intelligent projector with premium audio and comprehensive smart features in one package.
Display and Brightness: Native resolution 1920x1080p with 4K decoding support, 3500 lumens brightness, up to 500-inch projection size, 98% NTSC color gamut, 1.07 billion colors
Audio: Dual 60W speakers with Dolby Audio support, AI Sound Master technology, room-filling sound up to 540 square feet
Smart Features: Smart TV OS 2.0, built-in Chromecast, 1,500+ live TV channels, compatible with YouTube, Prime Video, Disney+, and 1,500+ apps
Connectivity: WiFi 6 (5G and 2.4G bands), Bluetooth 5.0, HDMI 2.1, multiple connection ports, CEC control support
Auto-Calibration: VisionlQ system with 3-second auto-focus, keystone correction, obstacle avoidance, screen alignment, and auto-orient detection
Gaming: Game mode with 18ms input latency, optimized for PS5 and Xbox
Power: 100V-240V, 50/60Hz input, sealed optical engine with triple-temperature protection
Portability and Mounting: Supports ceiling mount, wall mount, or tabletop placement with 50-100% dynamic zoom
Best For: This projector excels for home theater enthusiasts, families wanting big-screen entertainment, outdoor movie nights, and gamers seeking lag-free PS5/Xbox experiences. It's also ideal for those wanting to replace cable subscriptions with smart streaming.
Room Setup: While it performs in dimly lit environments for optimal contrast, the 3500-lumen brightness makes it surprisingly effective for outdoor backyard use. The auto-calibration system handles any mounting configuration, from ceiling-mounted to tilted shelf placement.
Content Access: You get instant access to 1,500+ live TV channels without subscriptions, plus YouTube, Prime Video, and Disney+. For other streaming services, download them from the built-in app store or use a web browser.
Audio Considerations: The 60W Dolby speaker system is powerful enough to eliminate the need for external speakers in most rooms up to 540 square feet. For larger commercial spaces, external audio may still be beneficial.
Connectivity Setup: Android users should note that direct screen mirroring requires a Google Chromecast adapter (sold separately). iOS users and Windows devices connect more seamlessly. Bluetooth is audio-only, so video casting relies on WiFi 6 or Chromecast.
Gaming Performance: The 18ms latency in game mode makes this suitable for competitive gaming on PS5 and Xbox. WiFi 6 ensures stable, lag-free streaming for online multiplayer.
Pros
- All-in-one solution with integrated Google TV eliminates clutter and setup complexity
- Exceptional brightness level performs well in daylight and ambient light conditions
- Smart auto focus and keystone save time and frustration during setup
- Comprehensive connectivity options work with nearly all modern devices and gaming consoles
- Dual 10W speakers provide surprisingly good audio for a projector without external speakers
Cons
- 3000 ANSI lumens is adequate but not class-leading for bright outdoor daytime use
- Native resolution not specified, which may indicate non-native 4K processing rather than true 4K output
- No mention of cooling system noise levels, which can be distracting during quiet scenes
The HAPPRUN 3000 is an all-in-one outdoor and indoor projector designed for homeowners who want a complete entertainment solution without the hassle of external streaming devices. Built-in Google TV with access to 1,000+ apps means you power it on and start watching immediately, making it ideal for casual users who prioritize convenience over complexity.
The standout feature is its combination of 3000 ANSI lumens brightness with 4K support and HDR10+ processing. This brightness level handles well-lit rooms and outdoor settings effectively, while the 20,000:1 contrast ratio and 95% color gamut deliver impressive picture quality. The auto focus and 6D auto keystone system works as advertised, automatically correcting image alignment from any mounting position within seconds, which is genuinely useful for non-technical users.
Build quality appears solid with dual 10W Dolby Audio speakers integrated into the chassis, eliminating the need for separate audio equipment in most scenarios. The projector supports up to a 300 inch screen, offering true theater-scale entertainment. WiFi 6 and Bluetooth 5.2 connectivity provide modern wireless performance, while HDMI, USB, and 3.5mm ports ensure compatibility with gaming consoles, computers, and phones.
The main limitation is that native resolution specifications are absent from the marketing materials, suggesting this may be a 1080p native projector with 4K decoding rather than true native 4K output. Additionally, potential buyers should verify noise levels during operation, as cooling systems on projectors can be audible during quiet film scenes.
Overall, the HAPPRUN 3000 represents solid value for users seeking an easy-to-use projector with built-in streaming, respectable brightness, and comprehensive connectivity. It excels as a plug-and-play solution for backyard movie nights and living room entertainment where convenience matters more than professional-grade specifications.
Display and Image Quality: 3000 ANSI lumens, 4K supported, 20,000:1 contrast ratio, 95% color gamut, HDR10+, screen size 40 to 300 inches, 4:3 and 16:9 aspect ratios, 50-100% zoom function
Smart Features: Built-in Google TV with 1,000+ apps including Netflix, Prime Video, YouTube, Hulu, Disney+, Google Voice Assistant control
Audio: Dual 10W speakers, Dolby Audio support
Connectivity: WiFi 6, Bluetooth 5.2, HDMI, USB, 3.5mm audio jack
Adjustment Features: Auto focus, 6D auto keystone correction
Compatibility: Works with TV sticks, Roku, Chromecast, laptops, PCs, iOS/Android phones, PS5, PS4, Nintendo Switch
Best For: Homeowners wanting an all-in-one projector with built-in streaming, casual users who prioritize ease of setup, those planning backyard movie nights or living room entertainment systems, and anyone seeking to eliminate extra devices and cables.
Consider This Projector If: You value convenience and plug-and-play functionality, you have a well-lit space and need good brightness, you want integrated audio without external speakers, and you appreciate automatic image alignment features.
Look Elsewhere If: You need true native 4K resolution for professional use, you require maximum brightness for bright outdoor daytime viewing, you prefer projectors without integrated smart platforms, or you need the quietest possible operation for silent environments.
Key Questions to Ask: What is the native resolution of this projector? How loud is the cooling system during operation? What is the warranty coverage? Can you test it in your specific lighting conditions before purchase?
Pros
- Bright, colorful 1080p image that holds up well even with some ambient light
- Android TV built in, so no extra streaming device is needed
- Lightweight and portable, ideal for backyard movies or travel presentations
- Simple setup with auto keystone correction
- Removable streaming stick adds flexibility for use with other TVs
Cons
- Only has HDMI and USB ports, so external soundbars often require extra adapters or splitters
- Bluetooth audio only works through the Android TV stick, not when using other input sources
- A few users reported reliability issues, including the unit failing after about a year of use
The Epson EpiqVision Flex CO-FH02 is a portable Full HD projector aimed at home entertainment, casual gaming, and mobile presentations. It's built for people who want a big-screen experience without permanently mounting a projector, think backyard movie nights, dorm rooms, or traveling professionals who need to pitch on the go.
Its standout feature is the combination of 3-chip 3LCD technology and 3,000 lumens of both color and white brightness. This means images stay accurate and vivid even with some ambient light in the room, a common weak spot for cheaper single-chip projectors that struggle with washed-out color or visible rainbow artifacts. Reviewers consistently praise the picture quality, calling it bright, clear, and impressive for the price point.
Built-in Android TV is a major convenience, letting you stream Netflix, Disney+, Hulu, and more directly without hooking up a laptop or separate streaming stick. The included remote supports Google Assistant voice search, and the streaming dongle is removable, so you can borrow it for hotel TVs in a pinch. That said, audio handling is a bit limited: Bluetooth only works through the streaming stick, and with only HDMI and USB ports, connecting an external soundbar to other sources often requires a splitter.
Physically, the projector is compact and light at 5.7 pounds, easily fitting in a backpack, and setup is straightforward thanks to automatic vertical keystone correction. On the downside, a small number of users reported durability concerns, including one unit failing after roughly a year of regular use, so buyers should keep an eye on warranty coverage.
Overall, the CO-FH02 is a strong value pick for anyone wanting a bright, color-accurate, streaming-ready projector that's easy to move around. It's best suited for casual viewers and presenters rather than dedicated home theater purists who need advanced audio integration or 4K resolution.
Native resolution is 1920 x 1080 Full HD, with a maximum image size of up to 300 inches and a minimum image size of 34 inches, giving flexibility for both small rooms and large outdoor setups.
The lamp is rated for 30,000 hours of operating life, and the throw distance ranges from about 2.11 feet to 34.1 feet, making it adaptable to different room sizes and placement options.
Connectivity includes HDMI and USB inputs, along with built-in Wi-Fi and Bluetooth through the Android TV media player. The unit weighs 5.7 pounds and measures 12.5 x 8.3 x 3.4 inches, keeping it genuinely portable.
How to Choose Your Smart Home Theater Projector
Smart Platform and App Access
The core of a smart projector is its operating system. Look for models with official, licensed platforms like Google TV or a robust proprietary Smart TV OS. These systems provide direct, reliable access to popular streaming services such as Netflix, Prime Video, and Disney+ without requiring an external stick. A good platform receives regular updates for security and performance, ensuring your device stays current. This built-in intelligence turns your projector into a true entertainment center, similar to a modern smart TV but on a much larger scale.
Image Brightness and Clarity
Brightness, measured in ANSI lumens, determines how well the image holds up in rooms with ambient light. For versatile use in living rooms or for occasional daytime viewing, aim for higher ANSI lumen ratings. Paired with true native 1080p resolution and 4K content decoding, this ensures sharp, detailed, and vibrant pictures. Features like HDR10 support further enhance contrast and color, delivering a more cinematic picture quality that brings movies and games to life. If portability is also a concern, check out our selection of the best portable and mini projectors.
Audio Performance
Don’t underestimate the importance of sound. The best smart projectors integrate powerful speaker systems with audio technologies like Dolby Audio. Look for models with higher wattage speakers and dedicated sound tuning, which can provide rich, room-filling audio that eliminates the immediate need for a separate soundbar. This all-in-one approach is perfect for creating an instant theater atmosphere, whether you’re indoors or setting up a temporary outdoor screening.
Automated Setup Features
Ease of use is paramount. Advanced projectors now include AI-powered auto focus and multi-directional auto keystone correction. These features analyze the projection surface and instantly deliver a perfectly rectangular, sharp image, even if the projector is placed at an angle on a side table. This removes the frustration of manual adjustment and makes the projector incredibly user-friendly for any placement scenario, from a bedroom dresser to a long-throw setup in a dedicated room.
Final Thoughts
Choosing the right smart home theater projector ultimately depends on balancing your specific needs for brightness, sound, and smart features. For users who prioritize official, seamless streaming integration and strong overall performance, the HAPPRUN 3000 ANSI Lumens Outdoor Projector is an excellent choice. If your primary goal is achieving a truly cinematic audio experience right out of the box, the powerful ONOAYO Outdoor-Projector-4K with 60W Dolby Audio stands out. Any model selected from our reviewed list will provide a significant upgrade to your home entertainment, offering big-screen immersion without the complexity or high cost of traditional setups.
Frequently Asked Questions
Can I use a smart projector without an internet connection?
Yes, but with limited functionality. You can still connect devices via HDMI, like a gaming console or Blu-ray player, for offline content. However, accessing the built-in streaming apps and their libraries requires a WiFi connection. For offline versatility, some users also consider dedicated business and classroom projectors.
How does a projector with ‘4K decoding’ differ from a true 4K projector?
A projector with 4K decoding can accept and process a 4K signal from your streaming device or media player. It then downscales and displays that content using its native resolution chip, which is often 1080p. This results in a very detailed and sharp image, but not the full pixel density of a native 4K projector. True 4K projectors use a chip that natively displays 4K resolution and are typically found at a much higher price point.
Are these projectors suitable for gaming?
Many modern smart projectors are great for gaming. Key features to look for include a dedicated Game Mode, which reduces input lag for more responsive controls, and HDMI ports that support modern consoles. The large screen size creates an incredibly immersive gaming experience. For more specialized options, you can explore our category dedicated to gaming projectors.
What is the typical lifespan of the LED light in these projectors?
The LED light sources in these smart projectors are designed for longevity, often rated for 30,000 hours or more. With average use of a few hours per day, this can translate to over 20 years of service. This is a significant advantage over traditional lamp-based projectors, which require more frequent and costly replacements.

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