1) 2 digital inputs for water level, magnet contact, motion detect, heat detect, smoke detect, etc.2) 1 temperature input for cold room, water pool, warehouse, storeroom, refrigerator truck, refrigera ...
King Pigeon GSM M2M Co.,Ltd
Main Products: GSM SMS RTU- GSM M2M Telematics GSM SMS Controller Alarm GSM Gate Ga... More