Function: The electricity meter displays various data in real time or by recording and monitors power (w), energy (kwh), voltage (V), current (A), power factor, cost. LCD display: The monitoring socket has a large LCD display that allows you to read data clearly, day or night. Maximum load: The maximum current must not exceed 16A or the power must not exceed 3680W. 【Parameter】 Function: The product is used to simultaneously measure power consumption, voltage, timing and other functions of electrical appliances. Power consumption of the electricity meter monitor: 0.5W Working voltage: 230VAC Frequency display: 50Hz Working current: up to 16A Wide voltage range: 230V-250V Maximum load: 16A, 3680W Measurement voltage concentration: ±2% Measurement efficiency accuracy: ±2% The set power display (Watt): 0W~9999W; but the actual power displayed (Watt) is 0 ~ 3680 W. 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/KWH～99.99 COST/KWH Total kWh and cost display: 0.000 KWh-9999 KWh, 0.00COST----99999COST