Introduction
Thank you for choosing the Gaimoo Portable 4K Projector GM500. This advanced projector is designed to deliver a superior viewing experience with its native 1080P resolution supporting 4K input, powerful 36W Dolby Audio 3D speakers, and integrated Android TV system. Featuring the latest WiFi 6 and Bluetooth 5.2 technology, along with automatic focus and keystone correction, the GM500 ensures seamless connectivity and a perfectly clear image every time. This manual provides essential information for setting up, operating, and maintaining your projector to ensure optimal performance and longevity.

Image: The Gaimoo GM500 projector, its included remote control and mouse, and a projected screen showing a smart TV interface with various streaming apps.
Safety Information
Please read all safety instructions carefully before using the projector. Keep this manual for future reference.
- Do not block ventilation openings. Ensure adequate airflow around the projector to prevent overheating.
- Do not expose the projector to rain or moisture to avoid electric shock or fire.
- Use only attachments/accessories specified by the manufacturer.
- Unplug the projector during lightning storms or when unused for long periods.
- Do not attempt to service this product yourself. Refer all servicing to qualified service personnel.
- Avoid direct eye exposure to the projector lens when the lamp is on.
Package Contents
Verify that all items are included in your package:
- 1 x Gaimoo Portable 4K Projector GM500
- 1 x Remote Control
- 1 x Wireless Mouse and 1 x Mouse Receiver
- 1 x HDMI Cable
- 1 x Power Adapter with Cable
- 1 x User Manual (this document)
Product Overview
Familiarize yourself with the main components of your Gaimoo GM500 projector.

Image: Overview of the projector's connectivity ports and compatible devices, such as HDMI, USB, AV, TV stick, mobile phone/iPad, DVD player, laptop/PC, earphone, Xbox/PS5, and external audio devices.
Key Features:
- Native 1080P Resolution with 4K Support: Delivers crisp, clear images with vibrant colors.
- 800 ANSI Lumens Brightness: Provides a bright display suitable for various lighting conditions.
- 36W Dolby Audio 3D Speakers: Offers immersive stereo sound.
- Integrated Android TV: Access popular streaming apps like Netflix, Prime Video, Hulu, and YouTube directly.
- WiFi 6 & Bluetooth 5.2: Ensures stable and fast wireless connectivity for streaming and external audio devices.
- Automatic Focus & Keystone Correction: Automatically adjusts the image for perfect clarity and rectangular shape.
- Multiple Connectivity Options: HDMI, USB, AV, and audio output for versatile device connections.
Setup Guide
1. Placement
Place the projector on a stable, flat surface. Ensure there is enough space around the projector for proper ventilation. For optimal viewing, project onto a white wall or a projector screen. The projector can project a screen size from 50 to 300 inches, with a minimum distance of approximately 1.5 meters for a 50-inch screen and up to 6 meters for a 300-inch screen.

Image: Visual representation of the projector's throw distance and the resulting screen sizes, showing 50-inch, 100-inch, and 300-inch projections at various distances.
2. Power Connection
- Connect the power adapter to the projector's power input port.
- Plug the power adapter into a wall outlet.
- Press the power button on the projector or the remote control to turn it on.
3. Initial Setup (Focus & Keystone)
The Gaimoo GM500 features automatic focus and keystone correction. Upon powering on or moving the projector, it will automatically adjust the image for clarity and a perfect rectangular shape. You can also manually adjust the focus using the remote control if needed.

Image: The projector's electric focus and auto keystone features in action, demonstrating how the image is automatically corrected for clarity and shape, along with a zoom function.
4. Network Connection (WiFi)
To access online content and streaming services, connect your projector to a Wi-Fi network.
- Navigate to the Settings menu on the projector's interface.
- Select Network & Internet.
- Choose your desired Wi-Fi network from the list.
- Enter the Wi-Fi password using the on-screen keyboard and confirm.

Image: A scene illustrating the smooth and stable connection provided by WiFi 6, ideal for streaming movies and playing games without latency.
Operating Instructions
1. Using the Remote Control and Mouse
The projector comes with both a remote control and a wireless mouse for easy navigation. The remote control allows for basic functions like power, volume, and menu navigation, while the mouse provides precise control over the Android TV interface, similar to a computer.
2. Navigating Android TV
The Gaimoo GM500 runs on Android TV, providing access to a wide range of applications. The home screen displays your installed apps, recommended content, and settings.
- Use the directional buttons on the remote or the mouse to navigate through the interface.
- Press the OK button to select an item.
- Press the Back button to return to the previous screen.
- Access the Google Play Store to download additional applications.
3. Connecting External Devices
The projector supports various external devices:
- HDMI: Connect gaming consoles (PS5), TV boxes, TV sticks, laptops, or other HDMI-enabled devices using the provided HDMI cable. Select the corresponding HDMI input from the source menu.
- USB: Plug in USB drives to play media files (photos, videos, music).
- Bluetooth: Connect external Bluetooth speakers or headphones for enhanced audio. The projector supports two-way Bluetooth connectivity, allowing it to act as a speaker or connect to external speakers.

Image: Illustration of the projector's Bluetooth 5.2 two-way connectivity, demonstrating its ability to be used as a standalone speaker or to connect wirelessly to external audio systems for an immersive sound experience.
4. Audio Settings
The GM500 features powerful 36W Dolby Audio 3D speakers. You can adjust the volume using the remote control. For a more immersive experience, connect external audio devices via Bluetooth or the 3.5mm audio jack.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your projector.
- Cleaning the Lens: Use a soft, lint-free cloth specifically designed for optical lenses. Do not use abrasive cleaners or excessive force.
- Cleaning the Casing: Wipe the projector's exterior with a soft, dry cloth. Avoid using liquid cleaners directly on the surface.
- Ventilation: Ensure the ventilation openings are clear of dust and debris. Do not place the projector on soft surfaces that may block airflow.
- Storage: When not in use for extended periods, store the projector in a cool, dry place, away from direct sunlight and extreme temperatures.
Troubleshooting
If you encounter issues with your Gaimoo GM500 projector, refer to the following common problems and solutions:
| Problem | Possible Cause / Solution |
|---|---|
| No image or distorted image |
|
| Image is blurry or out of focus |
|
| No sound or low sound |
|
| Wi-Fi connection issues |
|
| Apps not working or updating |
|
| Overheating or loud fan noise |
|
| Image spots or yellowing |
|
Specifications
| Feature | Detail |
|---|---|
| Brand | Gaimoo |
| Model | GM500 |
| Native Resolution | 1920 x 1080 (Full HD) |
| Max Resolution Support | 4K (3840 x 2160) |
| Brightness | 800 ANSI Lumens |
| Contrast Ratio | 1000:1 |
| Display Technology | DLP |
| Operating System | Android |
| Wireless Connectivity | WiFi 6, Bluetooth 5.2 |
| Audio | 36W Built-in Speakers, Dolby Audio 3D |
| Connectivity Ports | HDMI, USB (x2), AV, Audio Out |
| Special Features | Automatic Focus, Digital Keystone Correction, Portable, Lightweight |
| Dimensions | 16 x 11.9 x 19.1 cm |
| Weight | 1 kg |
| Compatible Devices | PS5, TV Box, TV Stick, Tablet, USB, Media Player, Smartphone, Laptop |
Warranty and Support
Gaimoo is committed to providing high-quality products and excellent customer service. While specific warranty details may vary by region and retailer, many users have reported a 2-year warranty period for this product. Please retain your proof of purchase for any warranty claims.
For technical support, troubleshooting assistance, or warranty inquiries, please contact Gaimoo customer service through the retailer where you purchased the product or visit the official Gaimoo website for contact information.
We recommend checking the official Gaimoo website for the latest software updates and support resources to ensure your projector operates with the most current features and performance enhancements.