Meter Sensor Controller, Meter Sensor GSM GPRS Data Logger

Meter Sensor Controller, Meter Sensor GSM GPRS Data Logger Support 3G/4G Verion (skype: lisali1220 Whatsapp: 0086 13652426178) We Provide Free GPRS Server Software, Please Contact us For Details CWT Brand GPRS RTU List: CWT5110 has 4 digital inputs and 4 digital outputs CWT5115 has 1 digital inputs and 2 relay outputs and 1 analogue input CWT5111 has 8 digital inputs and 8 digital outputs and 4 analogue inputs CWT5016 has 4digital inputs and 4 digital outputs, 4 analogue