... your assets with low cost solution. The GSM SMS Controller-Alarm suitable for below applicationsSecurity Alarm System applications; Supervision ... free)Weight320g** Electrical Characteristics @25°C Standard Package listGSM Controller X 1Power supply adapter X 1 (12V 1.5A)USB ... Level Sensor, Oil Overflow Level Sensor, Water Leak Sensor, Temperature Sensor, Door Sensor, PIR Motion Sensor, Smoke Sensor, Gas ...