designed to copy 433.92MHz radio frequency signals for garage doors, gates, and rolling shutters.Brand/Model: Aoweixun AWX-9002Type: Universal fixed code remote control / duplicator (cloner)Frequency: 433.92 MHz compatibleDesign: 4-button black and silver key fob with a protective sliding cover over the buttonsClear existing code: Press and hold the top two buttons (usually the lock and unlock or up and down buttons) simultaneously until the LED indicator flashes quickly, which indicates the memory is cleared.Copy the signal: Place your original remote and the Aoweixun remote as close together (side-by-side or back-to-back) as possible. Press and hold a button on your original remote and the corresponding target button on the new remote at the same time. Hold them until the LED light flashes