CWT5015 gsm sms controller relay, sms relay switch

CWT5015 GSM SMS Relay Output, GSM RTU Controller Support 3G WCDMA /4G LTE version (Skype: lisali1220 WhatsApp: 0086 13652426178) CWT GSM RTU List: CWT5005 has 2 digital inputs and 2 digital outputs CWT5010 has 4 digital inputs and 4 digital outputs CWT5010 has 12 digital inputs and 8 digital outputs CWT5015 has 1 digital inputs and 2 relay outputs and 1 analogue input CWT5011 has 8 digital inputs and 8 digital outputs and 4 analogue inputs 3 relay outputs features: l