This power meter can indicate working voltage, power, electrical quantity, cost setting and working condition.                                                                                                                                                                              Measurement range:
1. Voltage: 110 ~ 250 Volts
2. Power: 1 to 3000 watts
3. Power consumption: 0.0001 ~ 999.9 KWh
4. Auto Electric power charge:   USD $ 0 ~ 9,999
5. Ratio of Operation Condition : 100％（Very helpful and important for monitoring and protecting Air-conditioners and Refrigerators)
6. Operation Time : 0 ~ 60 minutes to 24 hours to 999 days
7. Measurement Accuracy: first class
8. Refresh frequency: ≥ 1 per second

OEM/ODM,Customized Logos/Designs are Welcome