Function: The power meter displays various information in real time or by recording, and monitors power (w), energy (kwh), voltage (V), amperage (A), power factor, the cost. LCD Display: The checkout has a large LCD display that allows you to read the data clearly, day or night. Maximum Load: The maximum current does not exceed 16A or power does not exceed 3680W. parameter Function: The product is used to measure power consumption, voltage, timing and other functions of electrical appliances at the same time. Power consumption of the power meter monitor: 0.5 W Operating voltage: 230 VAC Display frequency: 50Hz Operating current: up to 16A Wide voltage range: 230V-250V Charging maximum: 16 A, 3680 W Measurement voltage concentration: 2 percent Efficacy accuracy Measurement aciency: 2 percent The set power display (Watts): 0W - 9999W but the actual displayed power (Watts) is 0-3680W. Time display range: 0 seconds - 9999 days Voltage display range: 0V -9999V Current display (Amp): 0.000A - 16.000A Frequency display: 0Hz-9999Hz Price display range: 0 .00 COST or KWH99.99 COST or KWH Total kWh and cost display: 0.000 KWh-9999 KWh, 0.00COST- - 99999COST