... /GPRS, with 4 Temperature sensor, 4 Ad inputs, 4 Digitial inputs, 4 Digital Outputs, gps tracking system. CWT5016 gps tracking system has been ... )Power consumption12V input Max. 150mA/Average 50mAFrequency rangeDual-frequency 900/1800/850/1900MhzSIM CardSupporting 3V SIM CardAntennaGPS and GSM SMA ... positionAlert on low water/oil tank level gps tracking system (with temperature sensor, I/O controll)