CYSLMUK 3pcs 433 Metal Four Button Electric Garage Door Keys Universal Remote Control

General description Universal copy remote control operating at 433.92 MHz, designed for gates, garages, alarms, and other automatic doors. This remote allows you to consolidate multiple remote controls into one, making it easier to manage access to your garage, gate, or parking lot. Each of the four buttons can memorize a different remote control, enabling you to duplicate your old remotes quickly and efficiently. Technical specifications Frequency: 433.92 MHz Signal range: 100m (without obstacles) Power supply: 1 battery (included) Installation To configure, place the two remote controls next to each other and press the two buttons simultaneously for synchronization. Once the blue button lights up, the remote control is ready for use. To reset, press both buttons 1 and 2 simultaneously for about 10 seconds until the blue light flashes. Usage To copy a code, position the copy remote and the original remote facing each other. Press and hold one button on the copy remote until the blue