Functional and Useful: The EU type power consumption meter can monitor voltage (Vol), current (Amp), power (W), energy (KWh), frequency (Hz), power factor, cost, maximum power, minimum power, etc. Ideal for monitoring the energy consumption of household appliances. Up to 3680W, suitable for various applications, dryer, washing machine, coffee maker, oven, bread maker, game console, printer, TV, DVD, etc. Overload Alarm: 3680W/16A overload protection, when the current exceeds 16A or the load power exceeds 3680W, the power meter will stop immediately, the word "OVERLOAD" will appear on the screen and flash to warn you Easy to Use: Simply press the "FUNC" button to choose the monitoring mode. Press the "COST" button to set the unit electricity price from 0.00 COST/KWh to 99.99 COST/KWh. Press the "UP" and "DOWN" buttons to adjust the price. Note: The "Date and Time" is calculated only if the device is powered with more than 2 Watts. (It does not count when the device is in standby mode) Real-Time Electricity Usage Monitor: Simply plug the power meter between the device and an outlet, then you can know exactly how much electricity different items in your home are using and how much it will cost. Use this energy consumption meter to monitor your energy consumption in real time. User-Friendly Design: The energy consumption meter has a large LCD screen and clear operation buttons, which are simple to use. The wide, comprehensive view ensures easy reading. With the built-in backup battery, it can retain the previous data of the mode and unit price of electricity you set last time even if it is out of power or not in use. No need to reset every time