Introduction
Thank you for choosing the Elmchee Star Night Light Projector Lamp. This device is designed to transform any room into a magical universe, starry sky, or a festive birthday celebration with its versatile projection films and lighting effects. It functions both as a captivating projector and a soothing night light.
Please read this manual carefully before use to ensure proper operation and to maximize your enjoyment of the product.
Product Overview
The Elmchee Star Night Light features a unique design that allows it to serve multiple purposes. It comes with three interchangeable film sets to suit various occasions and preferences.

Image 1: Components of the Elmchee Star Night Light, showing the main unit, three interchangeable film sets, a USB power cable, and the product packaging.
Key Features:
- Multifunctional Design: Easily switch between a projector lamp (by removing the shade) and a night light (with the shade on).
- Three Optional Films: Includes "Magical Universe," "Starry Star," and "Happy Birthday" themes for diverse projections.
- Six Lighting Effects: Choose from White, Blue, Yellow, Sequential, Combination, and Slow Fade modes.
- Dual Power Supply: Operates via 3 AA batteries (not included) or a USB connection.
- Rotation Function: Projects can rotate for a dynamic visual experience.
Setup Instructions
1. Power Supply Options:
Your night light can be powered in two ways:
- 3 x AA Batteries: Open the battery compartment at the bottom of the unit and insert three AA batteries, ensuring correct polarity.
- USB Connection: Connect the provided USB cable to the DC 5V port on the lamp and plug the other end into a USB power adapter (not included) or a computer USB port.
Important: Do NOT use the USB cable and batteries simultaneously. Remove batteries when using USB power to prevent damage.

Image 2: Illustration of the battery compartment for 3 AA batteries and the USB port for external power. Batteries are not included.
2. Installing Projection Films:
The night light comes with three film sets. Follow these steps to install or change a film:
- Gently rotate and remove the outer dome (shade) from the main unit.
- Remove the clear plastic ring that holds the film in place.
- Select your desired film set (Magical Universe, Starry Star, or Happy Birthday).
- Carefully wrap the film around the inner cylinder, aligning the tabs and slots.
- Secure the film with the clear plastic ring.
- Replace the outer dome if you wish to use it as a night light, or leave it off for projection mode.

Image 3: Visual instructions for film installation: 1. Rotate the dome, 2. Remove the dome, 3. Prepare transparencies, 4. Insert into lamp barrel, 5. Cover up.
Operating Instructions
The Elmchee Star Night Light features simple button controls:
- Button A (Left Button): Controls the light color modes.
- Press once to switch on the night light projector.
- Press 2-6 times to cycle through White, Blue, Yellow, Sequential, Combination, and Slow Fade light effects.
- Press 7 times to switch it off.
- Button B (Right Button): Controls rotation and brightness.
- Short press to adjust brightness (Low, Medium, High).
- Long press (hold for 2 seconds) to activate or deactivate the rotation function.
Video 1: An official seller video demonstrating the various light projection modes and rotation function of the Elmchee Star Night Light. This video shows the product in action, highlighting its different color and motion capabilities.

Image 4: The Elmchee Star Night Light projecting a starry sky and crescent moon in a child's bedroom, creating a calming ambiance.
Maintenance
- Cleaning: Use a soft, dry cloth to wipe the exterior of the lamp. Do not use abrasive cleaners or immerse the unit in water.
- Film Care: Handle projection films carefully to avoid scratches or fingerprints, which can affect projection clarity. Store unused films in a safe place.
- Battery Replacement: If using batteries, replace all three AA batteries at the same time for optimal performance. Remove batteries if the device will not be used for an extended period.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Light does not turn on. | No power, dead batteries, or loose connection. | Check battery installation/charge. Ensure USB cable is securely connected and power source is active. Do not use both power sources simultaneously. |
| Projection is blurry or unclear. | Protective film not removed, dirty lens/film, or too much ambient light. | Ensure all protective films are removed. Clean the lens and projection films. Use the projector in a dark room for best results. |
| Rotation function not working. | Rotation function is off. | Long press Button B (right button) for 2 seconds to activate rotation. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Elmchee |
| Model Number | 201521095161 |
| Product Dimensions | 5.24"D x 5.24"W x 5"H |
| Item Weight | 10.6 ounces |
| Material | Plastic, Acrylic |
| Light Source Type | LED |
| Power Source | 3* AA Batteries (not included) or USB (5V) |
| Lighting Effects | White, Blue, Yellow, Sequential, Combination, Slow Fade |
| Control Method | Push Button |

Image 5: Product dimensions for the Elmchee Star Night Light.
Warranty and Support
Warranty Information:
This Elmchee Star Night Light Projector Lamp comes with a 1-year warranty from the date of purchase. This warranty covers manufacturing defects and malfunctions under normal use. Please retain your proof of purchase for warranty claims.
Customer Support:
For any questions, technical assistance, or warranty claims, please contact Elmchee customer support through the retailer's platform where you purchased the product. You may also visit the official Elmchee website for additional resources and contact information.
We are committed to providing you with a high-quality product and excellent service.