1. Introduction
Thank you for purchasing the COLSUR S21 Wireless Charger and LED Night Light. This multi-functional device combines a fast wireless charger, an adjustable phone holder, and an eye-caring LED night light, designed to enhance your bedside or desk experience. Please read this manual carefully before use to ensure proper operation and to maximize the product's lifespan.
2. Important Safety Warnings
- WARNING: Please mind potential fire risk and strictly follow the instruction manual for charging and storage.
- Do not disassemble, modify, or repair the device yourself.
- Keep the device away from water, moisture, and high temperatures.
- Use only the provided data cable and a compatible power adapter (9V/2A recommended, not included) to ensure optimal performance and safety.
- Avoid placing metal objects or cards with magnetic strips (e.g., credit cards) on the charging pad, as this may interfere with charging or damage the device.
- Ensure proper ventilation around the device during use.
3. Package Contents
Please check the box for the following items:
- 1 x COLSUR S21 Wireless Charger Table Lamp
- 1 x Instruction Manual (this document)
- 1 x Data Cable (USB)
4. Product Overview
The COLSUR S21 features a minimalist design with integrated functionalities:
Main components include:
- Wireless Charging Pad: The central circular area for wireless charging.
- LED Light Bar: The arched light source, adjustable up to 180 degrees.
- Control Button: A small button on the base for light control.
- USB-C Input Port: Located at the back or side for power connection.
- Non-slip Foot Pad: On the bottom for stability.
5. Setup Instructions
- Unpack: Carefully remove all components from the packaging.
- Connect Power: Insert the provided data cable into the USB-C input port on the device. Connect the other end of the cable to a compatible power adapter (a 9V/2A adapter is recommended for optimal fast charging, not included). Plug the adapter into a wall outlet.
- Placement: Place the device on a stable, flat surface, such as a bedside table or desk.
6. Operating Instructions
6.1. Wireless Charging Function
The COLSUR S21 supports wireless charging for all Qi-enabled devices, including various iPhone, Android, and wireless earbud models, with power output ranging from 5W to 15W depending on the device.
- Ensure the device is powered on.
- Place your Qi-enabled smartphone or wireless earbuds centrally on the charging pad.
- Charging will begin automatically. The device features intelligent identification, over-charge protection, and battery protection for safe charging.
- Note: Wireless charging works through phone cases up to 5mm thick. Cases containing metal or magnetic attachments may interfere with charging and should be removed.
6.2. LED Night Light Operation
The integrated LED light provides soft, eye-caring illumination with adjustable brightness and angle.
- Turn On/Off: Press the control button on the base once to turn the light on or off.
- Adjust Brightness: With the light on, press the control button repeatedly to cycle through three brightness levels: 30%, 70%, and 100%.
- Adjust Angle: The LED light bar can be rotated up to 180 degrees. Gently pivot the light bar to your desired angle for optimal illumination.
6.3. Phone Holder Function
The adjustable light bar also serves as a convenient phone holder, allowing you to position your phone for easy viewing while charging or using it.
- Adjust the LED light bar to an upright position to create a stable backrest for your phone.
- Place your phone against the light bar. The non-slip surface helps keep your phone secure.
7. Specifications
| Feature | Specification |
|---|---|
| Brand Name | COLSUR |
| Model | S21 |
| Material | ABS + PP + Metal |
| Color Options | White, Wood |
| Wireless Charging Output | Up to 15W (15W/10W/7.5W/5W) |
| Input Voltage | DC 5V |
| Output Current | 3A |
| Charging Conversion Rate | 80% Max |
| Light Brightness Levels | 30%, 70%, 100% |
| Light Angle Adjustment | 180 degrees |
| Diameter | 17.5 cm / 6.89 in |
| Weight | 251g |
| Certifications | CE, RoHS |
8. Maintenance
- Cleaning: Disconnect the power before cleaning. Use a soft, dry cloth to wipe the surface of the device. Do not use abrasive cleaners, solvents, or immerse the device in water.
- Storage: When not in use for an extended period, store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Cable Care: Avoid bending or crimping the power cable excessively to prevent damage.
9. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not powering on / Light not working | No power connection or faulty cable/adapter. | Ensure the power cable is securely connected to both the device and a working power adapter/outlet. Try a different adapter or outlet. |
| Wireless charging not working | Phone not Qi-enabled, misaligned, phone case too thick/metallic, or insufficient power input. | 1. Ensure your device supports Qi wireless charging. 2. Reposition your phone centrally on the charging pad. 3. Remove phone case or ensure it's less than 5mm thick and non-metallic. 4. Use a 9V/2A power adapter. |
| Slow charging | Power adapter not powerful enough or background apps consuming power. | Use a 9V/2A (or higher wattage) power adapter. Close unnecessary background applications on your phone. |
| Light flickers or turns off unexpectedly | Unstable power supply or internal issue. | Check power connection. Try a different power outlet. If the issue persists, contact customer support. |
10. User Tips
- For the fastest wireless charging, always use a Quick Charge 3.0 (QC3.0) or Power Delivery (PD) compatible wall adapter with an output of at least 9V/2A.
- Experiment with the 180-degree adjustable light bar to find the perfect angle for both illumination and phone viewing.
- The soft LED light is ideal for reading or as a gentle night light without disturbing sleep.
- Keep the charging surface clear of dust and debris for optimal charging efficiency.
11. Warranty and Support
For warranty information, technical support, or any questions regarding your COLSUR S21, please refer to the seller's policy or contact the retailer where you purchased the product. Keep your purchase receipt as proof of purchase.





