GSM Door Opener 4G, Remote Control for Gate, Roller Shutters, Garage Door, Control On/Off with Free Calls, App Control, 0-9999 S Relay Closure, Wide Application for Elevators,

Robust plastic housing: the door opener housing is made of high-quality ABS plastic and offers excellent insulation, impact resistance and a long service life. It also supports wall mounting and is therefore suitable for various industrial control applications. [Remote Control Comfort] - Experience the comfort of remote restart and reset functions, which allow unlimited remote control anywhere and anytime. Compatible with GSM 3G and 4G networks worldwide. Remote access to the garage door: Easily operate and open the garage door remotely by making a free call via your mobile phone. Multi-function support: compatible with 3G and 4G networks, allowing up to 1001 authorized users to be added. Enjoy free access to remote control, app control and relay closing time of 0-9999 seconds with no time limit. Wide range of applications: perfect for elevators, garages, parking lots, resorts, control rooms, warehouses, unmanned engine rooms, base stations, traffic controllers and electrical systems.