1. Measure real-time voltage of the power supply (90~280 V AC);
2. Measure real-time operation power of the appliances (0~9999W);
3. Show the power consumption (0~9999kWh);
4. Calculate the cost of electricity according to the pre-set price of electricity (0~$9999); price of electricity can be pre-set to the local price by users;
5. Operation condition monitor: the LED indicator will flicker the real-time running power is over the preset standby power for a period of time (=1 hour x the preset ratio of operation condition; accumulated time in an hour)
6. Show the operation time of appliances (0~24h~9999d)
7. Measure real-time current: 0~15A
8. Measure Power Factor: 0~100%

Parameters:
1. Voltage: 90~150V AC, 160~280V AC; 50/60 Hz;
2. Peak load: 15A
3. Temperature: -10~60
4. Humidity: 10~95% RH

Optional versions:
UK version: standard 3-pin UK plug
EU version: 2-pin German plug (French plug optional)
US version: standard US plug, earthed
AU version: standard AU plug, earthed
Swiss version: standard Swiss plug
Others: this model is easy for customization with any different plugs

OEM/ODM,Customized Logos/Designs are Welcome