Functions:
1. Measure real-time voltage of the power supply (90~150V AC or 160~280V AC);
2. Measure real-time operation power of the appliances (0~3000W);
3. Show the power consumption (0~9999kWh);
4. Calculate the cost of energy according to the pre-set price of energy (0~$9999); Price of energy can be pre-set to the local price by users;
5. Operation condition monitor: The indicator light will flicker when the real-time ratio of operation condition reaches its alarm point.
6. Show the operation time of appliances (0~24h~9999d)

Remark: We produce all plug types for different areas, including China, America, European standard, UK, Swiss, Australian, Italy, etc.