GSM Gate Opener, 9-36V Remote Switch Relay Switch Door Opener with Sim Slot

CALLS : No call charges, the GSM door opener rejects calls from authorized numbers, and then performs the open/close first. So you can open your gate or garage door with a call from your cell phone

SCOPE OF APPLICATION : Suitable for doors, elevators, garages, parking lots, resorts, control rooms, warehouses, group unattended computer rooms, such as telecom operators, on-site lighting subracks, on-site base stations, traffic controllers and power distribution rooms, etc. Electrical system and field cabinet

What's in the box
1 x Access control controller