Product Description: Perfect for monitoring energy consumption: measures power consumption, current, voltage, power, and electricity costs of connected devices, helping you save energy and money. 7 Display Modes: Displays time, watts, electricity cost, cumulative power consumption, voltage, frequency, current, power factor, lowest power, maximum power, and price. Large LCD Screen: Easy to read. Electricity Price Setting: You can set the electricity price according to your actual needs, from 00.00 COST/kWh to 99.99 COST/kWh. Overload Setting: When the current load power exceeds the maximum load power, the word \"OVERLOAD\" will flash continuously on the LCD screen to remind you. Specifications: Color: White Size: 15.5 cm * 7 cm * 3 cm Material: Plastic Model: Electricity Meter * 1 Type: Electricity Meter Wide Voltage Range: 230 V-250 V Working Current: Maximum 13 A Working Voltage: 230 V AC Frequency Display: 50 Hz Plug: British three-pin plug Power Consumption: 0.5 W Time Display Range: 0 seconds ~ 9999 days Voltage Range: 0 V ~ 9999 V Current Display (amperes): 0.000 A ~ 13.000 A Frequency Display: 0 Hz ~ 9999 Hz Price Display Range: 0.00 Cost - 99.99 Cost/kWh Total kWh and Total Cost Display: 0.0-9999 kWh, 0.0-9999 Cost Package List: 1 x Electricity Meter Socket