Automatic Wireless Cloning Duplicator for 433MHz, 868MHz, and 315MHz Remote Controls Learning Frequency Range: 300MHz, 306MHz, 310MHz, 315MHz, 315.5MHz, 330MHz, 360MHz, 390MHz, 418MHz, 430.5MHz, 433.42MHz, 433.92MHz, 868.35MHz, 286–361MHz, 384–400MHz Compatible with Fixed-Code Remote Controllers Copying Instructions: 1. Press button “1” on the duplicator until its LED lights up. Then press any one of buttons “2”, “3”, or “4” three times until the LED flashes twice and remains lit. 2. Keep button “1” pressed. Within 5 seconds, position your remote control within 10 cm of the duplicator. Press and hold the corresponding button on your remote, then slowly bring it closer to the duplicator until the LED flashes three times and stays lit — copying is complete. 3. Release all buttons. Repeat the process for other buttons as needed. Color: Black & Red Material: Plastic Package Includes: 1 × Universal Remote Control Duplicator Note: Color appearance may vary slightly due to lighting conditions and screen settings. Measurement tolerance: ±1–3 cm.