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” until its LED lights up. Then press any one of buttons “2”, “3”, or “4” three times until the LED flashes twice and stays lit. 2. Keep button “1” pressed. Within 5 seconds, place your remote control within 10 cm of this 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 remains lit — copying is complete. 3. Release all buttons. Repeat steps 1–2 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.