Practical Functions: 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 machine, oven, bread maker, game console, printer, TV, stereo, DVD and more. Overload Alarm: 3680W/16A overload protection, when the current exceeds 16A or the load power exceeds 3680W, the power meter will stop immediately and the word "OVERLOAD" will appear on the screen and flash to warn you. Easy to Use: Just press the "FUNC" button to select the monitoring mode. Press the "COST" button to adjust the electricity price from 00.00 COST/KWh to 99.99 COST/KWh. The "UP" and "DOWN" buttons can adjust the price. Note: The date and time are only calculated when the appliance consumes more than 2 watts. (Not counted when the appliance is in standby mode). Real-time electricity consumption monitor: Simply plug the electricity meter between your appliance and the socket and you will know exactly how much electricity the different items in your home are consuming and how much it costs. Use this energy meter to monitor your energy consumption in real time. Your energy saving assistant, helping you reduce your electricity costs. User-friendly design: The energy consumption meter has a large LCD screen and clear operation buttons, which is simple to use. Wide field of view ensures easy reading. Digital LCD display The energy consumption monitor has a large backlit LCD display with a wide and clear field of view, making it easy to read and record data, especially in dark environments. Small size, easy to set The compact meter socket allows the lower wall socket to remain usable while the upper socket is plugged in. With the function button design, you can set it easily. Overload protection The electric energy meter has a 3680W/16 overload warning function. When the electric energy meter detects that the current of the currently connected appliance exceeds 16A or the power of the load exceeds 3680W, the word "overload" will be displayed. The LCD screen keeps flashing to inform the user. Start your green life - Electricity Meter is committed to making your life easier and more comfortable. Use this power monitor in your home office for a more economical life. How to use an energy meter? button to display the current electricity rate and long press to set the unit price of the electricity rate. Press the button to select the monitoring mode. button and adjust the parameters. After setting the data parameters, press the button to confirm the current parameters. Use our ejection pins to clear all parameters and restore your product to its original values. Current measurement accuracy: +/-2% Measuring power accuracy: +/-2% Battery: 3.6V NiMH battery, Rechargeable battery Power supply: 230V AC 50Hz Maximum load: 16A, 3680W Current: 0.0A-16.0A Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.