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

General descriptionUniversal 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 specificationsFrequency: 433.92 MHzSignal range: 100m (without obstacles)Power supply: 1 battery (included)InstallationTo 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.UsageTo 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 light appears, then press and hold the corresponding button on the original remote.If the blue light shines continuously, the operation is successful. Repeat for other buttons as needed.If no light appears after 15 seconds, try the process again.Other informationCompatible with 90% of remote controls operating at 433.92 MHz.Not compatible with rolling code remote controls.Instructions included in French.Complete list of compatible remote controls available.