1、ABS Material: The safety material meter of smart socket is made of ABS, heat and corrosion resistant, so you can have a comfortable using experience. 2、Multifunctional Display: Full function energy consumption, voltage, amperage, power frequency, power factor total energy, total cost, total measurement days, programming cost. 3、Monitor Consumption: Smart outlet can monitor the consumption of household appliances more accurately to help you get an accurate measurement of usage. 4、Safe and Fireproof: Home smart socket has the ability to be safe and fireproof, durable and can be used stably. 5、Plugging Resistance: Smart socket can be strong and plugging resistant, with excellent copper sleeve closure technology, good elasticity and no loosening. 1 x Smart Power Socket1 x User Manual Item Type: Metering SocketMaterial: ABSPlug: FR plug 230VBattery: NiMH button type rechargeable battery x 1 Battery Capacity: 40mAh (shipping with internal battery)Wide Voltage Range: 150V-276VVoltage Accuracy: ±2%Power Display Range: 0.0W to 9.999WPower Accuracy: ±2%Display Total Power: 0.000KWH to 9.999KWHTotal Cost Display: 0.00 to 9.999€Electricity Cost Setting Range: 00.00€/KWH to 99.99€/KWH