Everything is clear at a glance - with this energy cost table, you are always in a safe state. Easily view current power consumption (in watts), total kilowatt hour power consumption, current voltage (in volts), and current amperes (in amperes).Energy saving - simply insert the power meter between the power outlet and the device to be measured. This makes it easy to check the location of consumer devices hidden in the home or the consumption of devices in standby mode.KW/h Cost Calculator - Simply enter the current cost per kilowatt hour from the power supplier to view how high the electricity consumption cost is on this electricity meter at any time. In this way, you can save money and eliminate unnecessary power consumption.Multifunctional - Determine the power consumption of refrigerators, freezers, televisions, PCs/computers/monitors, fans, water heaters, and always on appliances.If you encounter any problems during use, please feel free to contact us at any time