The main functions of this product include metering, display, communication, relay control, data encryption, enabling local and remote meter reading, meter operation monitoring and customer electricity consumption management. This product has the following advantages: DLMS/COSEM communication protocol, good interconnection and operability; Communication methods include infrared communication, RS485 communication, GPRS or PLC communication; Large-capacity data storage capacity, able to record related events such as electricity theft, power supply, switch-opening, and load profile data; Provide LCD display, support automatic display and key display function; Built-in relays, supporting multiple control modes, facilitating power safety and power management; Upgradable software for the meter base layer; Closed structure design, dustproof, waterproof and resistant to external damage.