Electricity Meter, Latching Relay, Magnetic Latching Relay manufacturer / supplier in China, offering Single Phase Multifunction Bidirectional Energy Meter for Solar/PV Power Metering, Prepaid Lora Wan Smart Energy Meter with Lorawan Remote Control I/O-Module, 400V DC Energy Meter for EV Charger and PV Power Metering with RS485 and so on.