-Power consumption of the Power Meter Monitor: 0.5W-Operating voltage: 230VAC-Frequency display: 50HZ-Operating current: max 16A-Wide voltage range: 230V-250V-The set Wattage display (Watts) is 0W~9999W; but the real Wattage display (Watts) is 0~3200W-Timing display range: 0 second~9999 days-Voltage display range: 0V~9999V-Current display (amps): 0.000A~16.000A-Frequency display: 0Hz~9999Hz-Price display range: 0.00COSTKWH99.99COSTKWH-Total KWh and cost display: 0.000KWh-9999KWh,0.00COST9999COST-2-pin German plug-Functioning indicatorLCD DISPLAY: The large, easy-to-read screen of our in-line ammeters provides quick and easy readings. Clear LCD display numbers for fast and accurate reading of measurements. Our ammeters are also specially designed with a blue backlit LCD screen to easily read and record data even at night, allowing you to enjoy the convenience of a meter at all times.DATA RETENTION: Our home energy monitors feature automatic data storage. It saves the last data when you unplug the appliance from the meter or unplug it from the outlet; even in the event of a power outage, you don't have to worry about data loss.IMPROVE OUTLET USAGE: This power usage monitor is suitable for the power usage of all appliances in your home, you can virtually monitor the standby or working power consumption of all electronic devices. Monitor which appliances have high energy costs. Save energy, save money, and reduce carbon dioxide emissions. An extension cord will increase the utilization of your outlet and provide you with power.Size:165*83*77mmPackage Included:1pcs* Power Meter Plug Electricity Usage Monitor