GSM Gate Opener Access Relay Switch Remote Control by Free Call Home Alarm System Security for Automatic Door Controller RTU5034

Note:This link is 2G version

3G link:https://www.aliexpress.com/item/33015299681.html

The GSM Gate Opener RTU5034 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 Relay Switch 
RTU5034 can be used in places which require to turn ON/OFF your system, machines, equipment remotely with a 
FREE call from your mobile phone.

1. Advantages
>  Quad-band, can work in the worldwide GSM Networks;
>  No call charges. the GSM GPRS Relay Switch rejects the call from authorized number then carries out the turn ON/OFF action on the first 'ring';
>  Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or machines);
>  Secure - Using caller-ID for identification, unknown callers are ignored;
>  Can be operated from anywhere, no distance limit;
>  Add or remove users by SMS Text command;
>  No need to provide a remote control or keys for different users;
>  Up to 200 authorized phone numbers can be configured at the specified time;
>  One output with relay rating 3A/240VAC for connecting the switch of the door or machines;
>  The relay action will return a SMS confirmation to the owner or authorized call in number, this function is editable by user;
>  The relay close or open time is programmable;
>  Multiple applications. (gates, bollards, barriers, garage doors, shutters and access doors or machines);
Setting:
>  SMS command;
>  Operate from anywhere anytime, no distance limitation;
2. Applications:
>  Remote open/close swing/sliding gates, doors, shutters, garage doors,locks with a free call!
>  Residential
: Door,gate,garage access control, electronic fan,microwave,air-conditioner control.
>  Industry:
 Remote switch equipment, for example: street lights, solar power, motor, inverter, PLC, pumps, fans, etc.
>  Agriculture:
 Remote control pumps, etc.
>  Business:
 Remote control electronic boxes,bright billboards,LED signs,etc.

Packing List:
Gate opener unit *1
Antenna*1
Note:
This link is for 2G network,if you want 3G ,please order from this link:

https://www.aliexpress.com/item/33015299681.html

2G 3G the surface picture are all the same,
thanks