Single and Polyphase smart electricity meter, based on GSM/GPRS/UMTS communication provides the most reliable data transmission in smart residen- tial and mid-size commercial environments. This future-proof investment includes: IDIS interoperability Remote connection/disconnection Multi-Energy management (gas, water, heat) Extensive anti-tampering features Customer port for in-house display (RJ11) Secure communication with encryption and authentication Photovoltaic friendly design Integrated demand/response functions DLMS protocol for easy integration Import/export energy measurement https://www.camax.co.uk/downloads/MT382-DataSheet.PDF used some have small scratches i do have one with 400-5 ct
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