Features:Wifi smart energy meter, made with solid durable plastic shell, premium electronic parts for stable performance, easy installation.Accurate monitor of consumed electricity, voltage, current in real time; LCD screen clear to display the measurements, very convenient.In addition to through the meter, information (voltage, current and real power consumption) easily reviewed by the app.Remote control via mobile app anytime anywhere, for switch on/off, delay or timer to turn home appliances on/off at a specific time.Electricity monitor, allowing to grasp home energy use, help conserve energy and save costs; a must have tool at home.Specifications:Material: Plastic + Eletctronic ComponentsColor: WhiteReference Voltage: 110V-230VCalibration Current: 5(60)AMeter Constant: 1200imp/kWhItem Size: 81*36*66mm / 3.18*1.41*2.59inItem Weight: 155g / 5.46ozPackage Size: 9*8*4cm / 3.54*3.14*1.57inPackage Weight: 175g / 6.17ozNote:Smart electricity meter only, others in pictures are not included.Please read user manual for more information before usage.Due to manual measurement, there may be deviation.Due to lights or others, it may slightly differ from pictures.Packing List:1 * Smart Electricity Meter1 * User Manual1 * Fastener4 * Protective Cap