This is a 433.92MHZ remote control for garage door. The transmission distance is between 50 and 100 meters (open space). Open doors and garage doors without getting out of your vehicle for a new remote control experience and a lot of convenience in everyday life! Universal gate remote control - Enjoy a better life! It runs on 433.92 MHz. Beeps of different frequencies are not compatible. Easy operation and adaptability wide, in bottle truck, garage door, lane door ban, auto parts modification field can be applied. 01 all kinds of electric doors, electric garage doors, passage doors, security monitoring 02 vehicles, copy of the remote control for motorcycles and electric vehicles 03 home scene applications, light fixtures, projection curtains, electric doors and windows 04 agriculture application copy cranes, sprayers, pumps; remote control water, etc. [How to activate] 1. Delete first Hold down the two buttons of the remote control at the same time until the light flashes from slow to