1.State Grid Standard: The product specifications and pin design comply with the national power grid standards.

2.Three-phase Coupling: Compatible with three-phase four-wire or three-phase five-wire systems.

3.Stable Communication: External LD, high sensitivity, strong anti-interference capability, long transmission distance.

4.Rapid Networking: Fast networking in a 200-node scale and 2-level network scenario within 10 seconds.

5.Multiple Interfaces：UART/PWM/GPIO/SPI/ADC/I2C