1. Introduction
This manual provides essential instructions for the safe and efficient operation of your reiie HY300 PRO+ Mini Portable Projector. Please read this manual thoroughly before using the device and retain it for future reference.
2. Safety Information
- Do not expose the projector to rain or moisture to prevent fire or electric shock.
- Ensure proper ventilation. Do not block ventilation openings.
- Avoid looking directly into the projector lens when the lamp is on, as the bright light can cause eye damage.
- Use only the power adapter supplied with the projector.
- Keep the projector away from heat sources and direct sunlight.
- Do not attempt to disassemble or modify the projector. Refer all servicing to qualified personnel.
- Remove the transparent film from the lens before projection for optimal image quality.
3. Package Contents
Verify that all items are present in your package:
- reiie HY300 PRO+ Mini Portable Projector
- Power Cord
- Remote Control
- User Manual
4. Product Overview
The reiie HY300 PRO+ is a compact, portable projector featuring Android 11.0, WiFi6, and Bluetooth 5.0 connectivity. It supports 4K decoding for clear 1080P images and offers a 180-degree rotation for flexible projection angles.

Image: Front view of the reiie HY300 PRO+ projector displaying its smart interface.
4.1. Physical Components
- Lens: Projection output.
- Ventilation Grilles: For heat dissipation.
- Power Port: Connects to the power adapter.
- HDMI Port: Connects to external video sources.
- USB Port: Connects to USB storage devices.
- 3.5mm Audio Jack: Connects to external audio devices (headphones, speakers).
- Integrated Stand: Allows for 180-degree rotation.
5. Setup
5.1. Unpacking and Placement
Carefully remove the projector and accessories from the packaging. Place the projector on a stable, flat surface. The integrated stand allows for flexible positioning, including ceiling projection.

Image: Illustration of the projector's 180-degree flexible rotation for various projection angles.
5.2. Power Connection
- Connect the power cord to the projector's power port.
- Plug the other end of the power cord into a power outlet.
- Press the power button on the projector or remote control to turn on the device.
5.3. Focus Adjustment
The projector features an ultra-short focus lens. Adjust the focus manually using the focus ring on the projector until the image is clear.
5.4. Keystone Correction
The projector supports automatic vertical keystone correction. For manual adjustment or 4-point keystone correction, use the remote control.

Image: Diagram illustrating automatic and manual keystone correction to adjust image shape.
5.5. Network Setup (Wi-Fi 6)
- From the home screen, navigate to Settings.
- Select Network & Internet.
- Turn on Wi-Fi and select your desired network from the list.
- Enter the Wi-Fi password if prompted and select Connect.
5.6. Bluetooth Pairing (BT 5.0)
- From the home screen, navigate to Settings.
- Select Connected Devices or Bluetooth.
- Turn on Bluetooth. The projector will search for nearby devices.
- Select your Bluetooth device from the list to pair.
6. Operation
6.1. Navigating the Android 11.0 Interface
The projector runs on Android 11.0, providing a user-friendly interface. Use the remote control to navigate through menus, select applications, and adjust settings.

Image: Screenshot of the Android 11.0 operating system interface with various applications.
6.2. Connecting External Devices
- HDMI: Connect a device (e.g., laptop, game console) to the HDMI port. Select the HDMI input source from the projector's menu.
- USB: Insert a USB flash drive into the USB port to access media files.
- Audio Out: Connect external speakers or headphones to the 3.5mm audio jack for enhanced sound.
6.3. Screen Mirroring
The projector supports screen mirroring from both iOS (AirPlay) and Android (Miracast) devices.
6.3.1. AirPlay (for iOS devices)
- Ensure your iOS device and the projector are connected to the same Wi-Fi network.
- On the projector's home screen, select the AirPin(PRO) application.
- On your iOS device, open Control Center and tap Screen Mirroring.
- Select the projector from the list of available devices.

Image: Step-by-step guide for connecting iOS devices via AirPlay screen mirroring.
6.3.2. Miracast (for Android devices)
- Ensure your Android device and the projector are connected to the same Wi-Fi network.
- On the projector's home screen, select the MiracastReceiver application.
- On your Android device, enable screen mirroring (often found in quick settings or display settings).
- Select the projector from the list of available devices.

Image: Step-by-step guide for connecting Android devices via Miracast screen mirroring.
6.4. Media Playback
The projector supports various media formats. You can play content directly from USB storage or through installed applications. Note: Due to HDCP agreements, copyrighted content from services like Netflix, Amazon Prime Video, and Hulu must be played through a Fire TV Stick, computer, or laptop connected via HDMI.
7. Maintenance
7.1. Cleaning the Lens
Use a soft, lint-free cloth specifically designed for optical lenses to gently wipe the projector lens. Avoid using abrasive cleaners or excessive force.
7.2. Cleaning the Device
Wipe the exterior of the projector with a soft, dry cloth. Do not use liquid cleaners or solvents.
7.3. Storage
When not in use, store the projector in a cool, dry place, away from direct sunlight and extreme temperatures. Use the original packaging or a protective case to prevent dust accumulation and damage.
8. Troubleshooting
If you encounter issues with your projector, refer to the following common problems and solutions:
| Problem | Possible Solution |
|---|---|
| No power | Check power cord connection. Ensure the power outlet is functional. |
| No image or blurry image | Remove lens film. Adjust focus. Check input source. Ensure projector is within optimal projection distance. |
| No sound | Adjust volume. Check if external audio device is connected and working. Ensure projector's internal speaker is enabled. |
| Wi-Fi/Bluetooth connectivity issues | Restart projector and router. Re-pair Bluetooth devices. Ensure correct password for Wi-Fi. |
| Remote control not working | Replace batteries. Ensure no obstructions between remote and projector. |
| Apps not loading or crashing | Clear app cache/data in settings. Reinstall the app. Ensure stable internet connection. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | reiie |
| Model | HY300 PRO+ |
| Operating System | Android 11.0 |
| Native Resolution | 1280 x 720P |
| Supported Resolution | Up to 4K@30fps decoding |
| Brightness | 200 ANSI Lumens |
| Connectivity | WiFi6, Bluetooth 5.0, HDMI, USB, 3.5mm Jack |
| Special Features | Built-In Speaker, Portable, Short Throw, 180° Rotation, Auto Keystone Correction |
| Item Weight | 1.34 pounds |
| Dimensions | 7.2 x 6.1 x 4.41 inches (Package) |
| Batteries | 1 Lithium Ion battery (included, for projector) |
10. Warranty and Support
Your reiie HY300 PRO+ Mini Portable Projector comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included in your package or contact reiie customer support.
For technical assistance, troubleshooting, or service inquiries, please visit the official reiie website or contact their customer support team. Contact information can typically be found on the product packaging or the brand's official online presence.





