1. Introduction
Thank you for choosing the PAUTIX 5V USB CCT Tunable COB LED Strip Light. This manual provides essential information for the safe and effective use of your new LED strip light. Please read these instructions carefully before installation and operation, and retain them for future reference.
What's in the Box:
- COB LED Strip Light
- RF Remote Control
2. Safety Information
- Ensure the power source is 5V DC and provides at least 2A. Using an insufficient power supply may cause the strip to flicker or not function correctly.
- This product is designed for indoor use only. Do not expose to water or high humidity.
- Do not bend the LED strip sharply or apply excessive force, as this may damage the internal circuitry.
- Keep out of reach of children.
- Do not cover the LED strip with materials that could impede heat dissipation during operation.
- Only cut the LED strip at designated cutting marks.
3. Product Features
- CCT Tunable White: Adjust color temperature from 2700K (warm white) to 6500K (cool white).
- Dimmable Brightness: 10-level brightness adjustment with stepless dimming via controller buttons.
- RF Remote Control: Control the light strip from up to 15 meters away without direct line of sight.
- Memory Function: The strip light restores to its last brightness and color temperature settings upon power restoration.
- USB Powered: Compatible with any 5V/2A (or higher) USB power source (e.g., TV, computer, power bank).
- High CRI: Color Rendering Index (CRI) of 85+ ensures accurate color representation.
- Easy Installation: Features authentic 3M self-adhesive backing for secure mounting.
- Long Lifespan: Designed for over 50,000 hours of operation.
4. Setup and Installation
Follow these steps for proper installation of your LED strip light:
- Prepare the Surface: Ensure the mounting surface is clean, dry, and smooth. Use a clean cloth to wipe away any dust or debris.
- Measure and Cut (Optional): If necessary, measure the desired length and cut the LED strip only at the designated cutting marks (indicated by copper pads and a scissor icon). Cutting at other points will damage the strip.
- Apply the Strip: Peel off the protective film from the 3M adhesive backing. Carefully press the LED strip onto the prepared surface, ensuring firm contact along its entire length.
- Connect Power: Plug the USB connector into a 5V/2A (or higher) USB power source. Common sources include TV USB ports, computer USB ports, power banks, or a 5V USB wall adapter.
- Power On: Once connected, the strip light is ready for operation.

Figure 4.1: Easy Installation Steps

Figure 4.2: Compatible 5V USB Power Sources

Figure 4.3: Designated Cutting Points on the LED Strip
5. Operating Instructions
The PAUTIX LED strip light can be controlled using the included RF remote control or the inline button controller.
RF Remote Control Functions:

Figure 5.1: Product Overview with RF Remote

Figure 5.2: RF Remote Control Functionality
- ON/OFF: Press the red button to turn the light on or off.
- Brightness Adjustment: Use the '+' and '-' buttons to increase or decrease brightness (10 levels).
- Color Temperature Presets: Select from preset color temperatures (e.g., 2700K, 4000K, 6500K) using the dedicated buttons.
- Stepless CCT Adjustment: Use the yellow up/down arrows to fine-tune the color temperature between 2700K and 6500K.
- Timer Function: Set the light to turn off after 30 minutes, 1 hour, 2 hours, or 4 hours using the timer buttons.
The RF remote operates without requiring direct line of sight, allowing control from various angles and distances up to 15 meters.

Figure 5.3: RF Remote 360-Degree Control
Inline Button Controller:
The inline controller on the USB cable also provides basic control:
- Long press the '+' and '-' buttons for stepless dimming (0-100%).
- Short press the buttons to cycle through preset brightness levels or color temperatures.

Figure 5.4: 0-100% Dimmable Functionality
Memory Function:
The light strip retains its last brightness and color temperature settings even after being powered off and on again.

Figure 5.5: Memory Function in Use
6. Maintenance
- Cleaning: Gently wipe the LED strip with a soft, dry cloth to remove dust. Do not use liquid cleaners or abrasive materials.
- Handling: Avoid pulling or twisting the strip excessively. Ensure the adhesive remains secure.
- Storage: If storing the strip, ensure it is coiled loosely and kept in a dry, cool place away from direct sunlight.
7. Troubleshooting
- Light strip is not turning on:
- Check if the USB power source is properly connected and functioning.
- Ensure the USB power source provides at least 5V/2A.
- Verify that the remote control battery is not depleted.
- Light strip is flickering:
- This often indicates an insufficient power supply. Ensure your USB device outputs 5V/2A or higher.
- Check for loose connections.
- Remote control is not responding:
- Replace the battery in the RF remote control.
- Ensure there are no major obstructions blocking the RF signal, although the remote is designed for 360-degree control.
- Light color or brightness is inconsistent:
- Ensure the strip is not bent too sharply, which can damage internal components.
- Check for any physical damage to the strip.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | PAUTIX |
| Model Number | RFCCT-S640COB-USB-2M |
| Light Source Type | COB LED |
| Length | 6.56 feet (2 meters) |
| Number of LEDs | 1280 (640 LEDs/meter) |
| Color Temperature | 2700K-6500K Tunable White |
| Brightness | 1200 Lumens |
| Color Rendering Index (CRI) | 85+ |
| Voltage | 5 Volts (DC) |
| Wattage | 10 Watts |
| Power Source | USB |
| Control Method | RF Remote Control, Button Control |
| Indoor/Outdoor Usage | Indoor Only |
| Average Lifespan | 50,000 hours |
| Adhesive | 3M Self-Adhesive |
9. Warranty and Support
For warranty information or technical support, please contact PAUTIX customer service through the retailer where the product was purchased or visit the official PAUTIX website. Please have your model number (RFCCT-S640COB-USB-2M) and purchase details ready.




