Introduction
The One Fire Northern Lights Projector is designed to create a captivating celestial experience in your space. Featuring multiple light modes, colors, and sound options, this device enhances ambiance for relaxation, sleep, or entertainment. This manual provides detailed instructions for safe and effective use of your projector.
Safety Information
- Do not look directly into the projection lens to avoid eye strain.
- Keep the device away from water and moisture.
- Ensure proper ventilation; do not cover the device during operation.
- Use only the provided power adapter or a compatible 5V/2A adapter.
- Keep out of reach of children and pets.
- Do not attempt to disassemble or repair the device. Contact customer support for assistance.
Package Contents
- One Fire Northern Lights Projector (Model WH-E24)
- Remote Control
- USB Power Cable (Note: Power adapter not always included, use a compatible 5V/2A adapter)
- User Manual
- 5 Moon & Planet Films (pre-installed or separate)
Product Overview
The projector features a compact design with intuitive controls. It includes LED lights for Northern Lights effects, a laser for stars, and a projection lens for moon and planet films. A built-in Bluetooth speaker and white noise generator provide audio options.

Image: Overview of the One Fire Northern Lights Projector, showcasing its compact design, remote control, and a smartphone connected via Bluetooth.
Main Components:
- Projection Lens: Projects Northern Lights, moon, and planet patterns.
- Laser Projector: Creates twinkling star effects.
- Control Buttons: Located on the device for basic functions.
- USB-C Port: For power input.
- Bluetooth Speaker: For audio playback.
- Film Slot: For inserting moon and planet films.
- Adjustable Base: Allows for 360° rotation and projection angle adjustment.
Setup
- Unpack: Carefully remove all components from the packaging.
- Power Connection: Connect the USB power cable to the projector's USB-C port and plug the other end into a compatible 5V/2A USB power adapter (not included) or a USB port.
- Placement: Place the projector on a stable, flat surface. The adjustable base allows you to direct the projection onto walls or the ceiling.
- Film Installation (Optional): If you wish to use a specific moon or planet film, gently remove the pre-installed film (if any) and insert your desired film into the designated slot. Ensure it is seated correctly.

Image: The projector positioned on a surface, demonstrating its adjustable base for directing the light projection.
Operating Instructions
Remote Control Functions:

Image: Detailed view of the remote control, highlighting various buttons for light, sound, and timer functions.
- Power Button (Red): Turns the projector On/Off.
- Music Button (Red): Activates/deactivates the built-in music or Bluetooth speaker.
- Color Buttons (Red, Green, Blue, White): Select individual colors or combine them for Northern Lights effects.
- Brightness Adjustment (Sun icon): Adjusts the brightness of the projection (7 levels).
- Speed Adjustment (S+/-): Controls the flow speed of the Northern Lights effect.
- Star/Moon Buttons: Toggles star projection and moon/planet films On/Off.
- Timer Buttons (1H, 2H, 4H): Sets an automatic shut-off timer for 1, 2, or 4 hours.
- Volume Controls (+/-): Adjusts the volume of the audio.
- Track Controls (<< / >>): Skips between built-in music tracks or Bluetooth tracks.
- Play/Pause Button: Plays or pauses audio playback.
Light Modes:
- Northern Lights: Choose from 16 colors and 300 projection modes by combining Red, Green, Blue, and White LEDs. Adjust speed and brightness for desired effect.
- Moon & Planet Films: The projector comes with 5 HD moon and planet films (e.g., Half-Moon, Full Moon, Mars, Saturn, Cloud Moon). These can be projected alongside the Northern Lights and stars.
- Stars: Green laser stars can be activated independently or combined with other light modes.

Image: A visual representation of the projector's capability to display 16 colors and 300 light modes, creating a vibrant aurora effect.

Image: Display of the 5 interchangeable moon and planet films, including Half-Moon, Full Moon, Green Star, Mars, Saturn, and Cloud Moon.
Audio Functions:
- Built-in White Noise: The projector includes 15 built-in soothing sounds such as rain, sea waves, fan, birdsong, and lullabies. Activate via the remote control.
- Bluetooth Speaker (WH-12A):
- Turn on the projector.
- Enable Bluetooth on your smartphone or audio device.
- Search for "WH-12A" in your device's Bluetooth settings and pair.
- Once connected, you can play your own music through the projector's speaker.

Image: The projector displaying various white noise options, such as rain, mountain spring, sea wave, thunderstorm, lullaby, birdsong, and summer night.

Image: A couple dancing under the projector's lights, with a smartphone showing a Bluetooth music player interface, indicating the 5.0 HiFi Bluetooth speaker feature.
Timer Function:
Use the 1H, 2H, or 4H buttons on the remote to set the projector to automatically turn off after the selected duration. This is useful for bedtime or conserving energy.

Image: A child sleeping peacefully under the projector's lights, with an overlay showing the remote control's timer (1H, 2H, 4H) and brightness (0% to 100%) settings.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the projector. Do not use abrasive cleaners or solvents. Gently wipe the projection lens and film with a microfiber cloth to ensure clear projection.
- Storage: When not in use, store the projector in a cool, dry place, away from direct sunlight and extreme temperatures.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Projector does not turn on. | No power or loose connection. | Ensure the USB cable is securely connected and the power adapter is working. |
| Lights are dim or blurry. | Lens/film dirty or incorrect focus. | Clean the projection lens and film. Adjust the focus by rotating the lens. Ensure the room is dark enough. |
| Remote control not working. | Battery low or obstruction. | Replace the remote control battery. Ensure there are no obstructions between the remote and the projector. |
| Bluetooth connection fails. | Device not in pairing mode or too far. | Ensure the projector is on and Bluetooth is enabled on your device. Move closer to the projector. Try restarting both devices. |
Specifications
- Model: WH-E24
- Power Input: 5V/2A
- Power: 10W MAX
- Material: Acrylonitrile Butadiene Styrene (ABS)
- Product Dimensions: 0.43"D x 0.43"W x 0.43"H
- Item Weight: 1.28 pounds (0.58 Kilograms)
- Light Source: LED, Laser
- Special Features: 16 Colors Northern Lights, 300 Light Modes, 15 White Noise Sounds, 5 HD Moon & Planet Patterns, Bluetooth Speaker, Remote Control, Timer, Dimmable, Color Changing, Sound Activated.
Warranty and Support
For any questions, issues, or support needs regarding your One Fire Northern Lights Projector, please contact One Fire customer service. Refer to the product packaging or the official One Fire website for contact information.
Official Product Videos
The following videos provide additional visual guidance and demonstrations of the One Fire Northern Lights Projector's features.
Video: Demonstration of the One Fire Northern Lights Projector's various light modes and effects in a bedroom setting. This video showcases the dynamic aurora and star projections.





