433MHz 4 Channel Wireless RF Remote Control Cloning Remote for Garage Door Alarm Automatic Doors Shutter Doors Lamps Controller

433MHz Universal 4 Channel Wireless RF Remote Control Duplicator Electric Gate Garage Door Key Fob 433MHz Universal 4 Channel Wireless Remote Control Cloning Duplicator Electric Gate Garage Door Key Fob ======== Use instructions: Clear codes 1. Press and hold A and B button at the same time. If the indicator lights once, then flashes three times and it means that clear code is done. 2. Press and hold A button first, then press B button. If the indicator lights once, then flashes three times and it means that clear code is done. 3. Press and hold B button first, then press A button. If the indicator lights once, then flashes three times and it means that clear code is done. Copy codes 1. Left hand holding the original remote control, right hand holding the copying remote control, put two remote controls as close as possible. 2. Press the first buttons of both remote controls simultaneously. After about 2 seconds, the LED will rapidly flash 2 times. After 1 second, the indicator will