【11 Monitoring Modes】This socket power meter can accurately monitor your household appliances. Monitoring parameters include power (W), cumulative energy consumption (kWh), voltage (V), frequency (Hz), current (A), CO2 emissions (kgCO2), power factor, minimum and maximum power, electricity cost, and cumulative time.

【Backlit LCD Display】This electricity meter has a large and clear backlit LCD display. It is easy to read and use in dark areas. The backlight duration is 10 minutes (default). Press the DOWN button to turn off the backlight. Press any key to turn on the backlight.

【Data Memory】The KETOTEK electricity meter has a built-in high-precision chip that can automatically save data when the power is cut off. The data is stored permanently. A reset button can clear all data. Use the MODE+DOWN buttons to clear measurement data, but keep the measurement settings.

【Unplug to Read and Use】You can remove this energy meter plug from the socket to adjust and view data. It is suitable for various household appliances, including toasters, coffee makers, refrigerators, air conditioners, computers, game consoles, printers, TVs, stereos, ovens, etc.

【Multiple Protections】When power, consumption, or energy cost reaches the set value, \"OVERLOAD \", \"KWh ALARM \" or \"COST ALARM \" will flash on the display and LED indicators to warn users. The default overload power is 3680W (adjustable from 0 to 3680W). Ideal for monitoring the energy consumption of household appliances.