1. Introduction
Thank you for choosing the KANTUTOE 13.1ft RGB TV LED Backlight. This product is designed to enhance your viewing experience by providing ambient lighting behind your television, reducing eye strain and creating an immersive atmosphere. This manual provides detailed instructions for proper installation, operation, and maintenance of your LED backlight system.

Image: The KANTUTOE 13.1ft RGB TV LED Backlight in operation, displaying a spectrum of colors behind a television screen.
2. Package Contents
Please verify that all items are present in your package:
- 1 x 13.1ft LED Strip Lights
- 1 x Remote Control
- 1 x User Manual
3. Safety Information
To ensure safe operation and prevent damage, please read and adhere to the following safety guidelines:
- This product is designed for indoor use only. Do not expose to water or high humidity.
- Ensure the power source is 5V USB. Using an incorrect voltage may damage the device.
- Do not bend the LED strip sharply or apply excessive force, as this may damage the circuit.
- Keep out of reach of children.
- Unplug the device from the power source before cleaning or when not in use for extended periods.
4. Setup & Installation
Follow these steps to properly install your KANTUTOE TV LED Backlight:
- Clean the Surface: Ensure the back of your TV is clean, dry, and free of dust or grease. This will ensure optimal adhesion of the LED strip.
- Peel Adhesive Backing: Carefully peel off the protective film from the adhesive backing of the LED strip.
- Mount the LED Strip: Starting from a corner, firmly press the LED strip onto the back of your TV, following the edges. Ensure the strip is evenly applied. The 13.1ft length is suitable for 43-65 inch TVs.
- Connect to Power: Plug the USB connector of the LED strip into a 5V USB port on your TV or a compatible USB power adapter.

Image: Visual guide demonstrating the four steps for installing the TV LED backlight: cleaning the TV, peeling the adhesive, mounting the strip, and connecting to a USB power source.
5. Operating Instructions
Your KANTUTOE TV LED Backlight can be controlled via the included remote control or a Bluetooth mobile application.
5.1 Remote Control
The remote control allows for basic functions:
- Power Button: Turn the lights On/Off.
- Color Buttons: Select static colors.
- Brightness Adjustment: Increase or decrease light intensity.
- Mode Buttons: Cycle through various dynamic lighting effects.
- Music Mode: Activate music synchronization.
5.2 Bluetooth APP Control
For advanced features and customization, download the dedicated Bluetooth application:
- Download App: Scan the QR code in the user manual or search for the app name (usually indicated in the manual) on your smartphone's app store.
- Pairing: Enable Bluetooth on your smartphone. Open the app, and it should automatically detect and connect to your LED strip.
- Features: The app provides access to a color wheel for 16 million color options, various dynamic modes, brightness adjustment, timing functions, and advanced music sync settings.

Image: A smartphone screen showing the KANTUTOE app, illustrating controls for color selection, music mode, timing, microphone sensitivity, and dimming for the LED lights.

Image: A collage of smartphone screens demonstrating the comprehensive features of the mobile application, such as music synchronization, extensive color options, brightness control, and scheduling.
5.3 Music Sync Function
The built-in high-sensitivity microphone allows the LED lights to react to music and ambient sounds. When activated via the remote or app, the light strip will display different colors and rhythms in sync with the audio.

Image: A family enjoying the music sync feature, with the TV LED lights changing colors in rhythm with music, creating a dynamic and engaging environment.
6. Maintenance
To ensure the longevity and optimal performance of your LED backlight:
- Cleaning: Gently wipe the LED strip with a dry, soft cloth to remove dust. Do not use liquid cleaners or abrasive materials.
- Storage: If storing the product, ensure it is kept in a cool, dry place away from direct sunlight.
- Handling: Avoid pulling or twisting the LED strip excessively, especially near connection points.
7. Troubleshooting
If you encounter issues with your KANTUTOE TV LED Backlight, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Lights do not turn on. | No power, loose connection, faulty USB port. | Check USB connection. Try a different USB port or power adapter. Ensure the remote control battery is functional. |
| Remote control not working. | Battery depleted, remote not pointed at receiver, obstruction. | Replace remote battery. Ensure clear line of sight to the receiver. Move closer to the TV. |
| App cannot connect to lights. | Bluetooth off, app not paired, interference. | Ensure Bluetooth is enabled on your phone. Restart the app and try pairing again. Disconnect other Bluetooth devices. |
| Lights flicker or change colors randomly. | Unstable power supply, interference, loose connection. | Ensure stable 5V USB power. Check all connections. Avoid placing near strong electromagnetic fields. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | KANTUTOE |
| Model Number | K-2 |
| Item Length | 13.1 Feet (4 meters) |
| Compatible TV Size | 43-65 inches |
| Light Source Type | LED |
| Light Color | Multicolor (RGB) |
| Number of Light Sources | 90 LEDs |
| Power Source | DC 5V (USB Powered) |
| Voltage | 5 Volts |
| Wattage | 5 watts |
| Control Method | App Control, Remote Control |
| Special Features | Music Sync, App Control, Remote Controlled, USB, RGB, Timer |
| Indoor/Outdoor Usage | Indoor |
| Water Resistance Level | Not Water Resistant |
| Material | Plastic |
| Item Weight | 3.2 ounces |
9. Warranty & Support
KANTUTOE products are manufactured with quality and performance in mind. For warranty information, technical support, or any questions regarding your product, please refer to the contact information provided with your purchase or visit the official KANTUTOE website.
Please retain your proof of purchase for warranty claims.





