Gsm Control Switch As Gate Opener Model Wt 9003
The GSM-SWITCH is a Single Output Relay system with normally
open and closed contacts and provides a low cost solution for a wide
range of applications only requiring a simple GSM Switch, but with a
30 amp rated Relay on board for switching high currents such as
Heating and Lighting circuits and has internal time clocks that can be
programmed in several time zones.