Cost-effective GMS/3G/4G Remote Control Switch Mobile Phone Control App

Product Description

Authorized **0 users open gate at the specified time!
GSM Gate, Barrier, Shutter, Garage Door and Door opener
Open gate or garage door with a FREE call from your mobile phone!
Remote switching machines ON/OFF with a FREE call from your mobile phone!
Remote monitoring the Gate, Barrier, Shutter, Garage Door OPEN/Close Status!

Opener/Relay Switch RTU***4 is an powerful GSM Relay, it is a very simple device which can be used for authorized door access, controlling gates, switching of remote equipment, car parking systems. Actually the GSM Gate Opener/Relay SwitchRTU***4 can be used in places which require to turn ON/OFF your system, machines, equipment remotely with a FREE call from your mobile phone.
Just dial from Authorized User number at the specified time then the Barrier and doors are opened, or the machine are turn on or off by the GSM Gate Opener/Relay Switch. There are no call costs, the GSM Gate Opener/Relay Switch rejects the call from authorized number then carries out the turn ON/OFF action.
Moreover, the user can be authorized at the specified time to operate it, after timeout, will automatically change to unauthorized type.
The RTU***4 supports GPRS communication function, very suitable for remotely monitoring outdoor cabinets and stations of telecom company, traffic origination, power supply company and so on. It can be authorized different repair person or maintains person to open the cabinets or stations at the specified time, saving time to get the keys for the locks and saving cost to repair or replace the locks while the person lost the key. And also can remote monitoring the door is opened or closed, or illegal opened.