1. WIFI remote control at anytime from anywhere
2. Set Power Unit price and canculate total consumption
3. Can Set prepaid,When the money is used up, it will automatically trip to remind the user to re-purchase the electricity.
4. Set Voltage ,Current, by APP,
5. Over voltage ,Under Voltage protection
6. Over Curent, Under Current protection
7. Have RS485 interface
8. LCD display 999999.99 kWh