... , car parking systems. Actually the GSM SMS Controller can be used in places which require turning ON/OFF your system, ... . Moreover, the GSM SMS Controller-Alarm with 2 digital inputs, when any one of the inputs triggered, ... :Water Overflow Level Sensor, Oil Overflow Level Sensor, Water Leak Sensor, Temperature Sensor, Door Sensor, PIR Motion Sensor, Smoke Sensor, Gas Leak Sensor, Glass Break S ...