Energy Usage Monitor with LCD Display and Builtin Battery Backup Track and understand your electricity consumption with precision. This power meter provides accurate measurements for multiple parameters, helping you monitor and manage your energy use effectively. Key Features and Benefits: Measures power (W), energy (kWh), voltage (V), current (A), power factor, maximum power (W), time, and days. kWh measurement is included to match your electricity billing. Large, easytoread LCD display (screen size: 45mm x 70mm) ensures clear visibility of readings at a glance. Overload indication: When total power exceeds the monitor's rated capacity, the LCD alert is activated to ensure safe operation. Builtin 3.6V rechargeable battery allows the meter to retain readings even when unplugged, letting you move it without losing data. Cumulative kilowatthour tracking for longterm monitoring of energy usage. Calculates electricity costs with rate settings from 00.00 COST/KWH to 99.99 COST/KWH, enabling accurate expense estimation. Displays volts, amps, and wattage with an accuracy of within 3%, providing reliable data for analysis and decisionmaking. Low power consumption ensures efficient longterm use. Practical Applications: 1. Home efficiency monitoring: Identify energy appliances and take steps to reduce usage, lowering your electricity bill. 2. Office energy tracking: Monitor equipment consumption to improve workplace energy efficiency and support cost reduction efforts. 3. Workshop or small business use: Maintain control over machinery energy use to prevent overloads and better manage operational costs. This energy usage monitor combines precision measurement, ease of use, and cost calculation capabilities to provide a dependable solution for tracking and optimizing electricity usage in any environment.