Wattmeter Plug-in, AC 185V 264V Energy Meter, Power Consumption Meter, Electricity Usage Monitor Plug-in with LCD Screen

【Electricity Usage Monitor】Simply plug the wattmeter between the device and a power outlet, and you'll know exactly how much electricity is being used by individual appliances in your home. If you're trying to reduce your electricity bills, this handy gadget will definitely help! 【Functional and Useful】It features a simple user interface with numerous information parameters, including power (W), energy (kWh), current (A), voltage (V), power factor, cost, maximum power, minimum power, etc. to monitor the energy consumption of household appliances. 【Overload Alarm】Once the load exceeds 16A or 3680W, an OVERLOAD icon will flash on the screen, alerting you to which appliance is consuming excessive power or in case of a problem. This greatly helps ensure electrical safety and minimize losses. 【Backlit LCD Screen】The wattmeter is built with a large, backlit LCD digital screen that can be seen from a distance and is very easy to read in good light or darkness. 【Battery Powered, Data Storage】The meter itself comes with a small battery that can store the information even if you unplug it from the mains. You don't have to worry about losing your data.