GSM G203 Door Opener Relay Switch 3G 4G Garage Door Access Remote Control Support Remote Restart DC9V 36V

GSM Door Opener: 4G GSM remote switch, used as gate, shutter, garage door opener, can be remotely turned on and off by making a call through the mobile phone and opening the door. MULTIPLE FUNCTION: Supports 3G and 4G, supports adding 1001 authorized users, remote control access, APP control, relay close 0-9999s, supports relay continuity and has no time limit. Remote Control This door opener supports remote reboot, remote reset, unlimited distance, can be used anytime, anywhere, with GSM 3G 4G communication frequency, can be used in global GSM networks. Plastic Housing The opener shell is made of excellent ABS plastic, with good insulation, impact resistance, long service life, wall mount, suitable for industrial control applications. Wide Application Suitable for elevators, garages, car parks, resorts, control rooms, warehouses, machine rooms without group personnel, on-site base stations, traffic controllers, etc., electrical system, etc.