... CWT5016 Support GPS/GSM/GPRS, with 4 Temperature sensor, 4 Ad inputs, 4 Digitial inputs, 4 Digital Outputs, gps tracking system. ... combines 4 digital inputs, 4 drivable relay outputs, 4 analog inputs and 4 special temperature sensor inputs with embedded GPS ... position4 digital inputs4 Analog inputs (receive 4~20mA or 0~5V)4 drivable relay outputs4 DS18B20 temperature sensor ...