【Electricity Consumption Monitor】Simply plug this energy meter between your appliance and an outlet to accurately track the electricity usage of individual items in your home. If you're looking to cut down on your electricity bills, this handy gadget is a must-have! 【Functional and Useful】Features a user-friendly interface with comprehensive data, including power (W), energy (kWh), current (A), voltage (V), power factor, cost, maximum power, minimum power, etc., to monitor the power consumption of your household appliances. 【Overload Alarm】When the load exceeds 16A or 3680W, a flashing OVERLOAD icon will appear on the screen, alerting you to high-energy consuming appliances or potential issues. This greatly helps ensure electrical safety and minimize losses. 【Backlit LCD Display】The energy meter is equipped with a large, backlit LCD digital display that's easy to see from a distance and simple to read in bright or dark conditions. 【Battery Powered, Data Stored】The reader itself comes with a small battery that stores your data even if you unplug it. No need to worry about losing your information.