... size: 90X45mmPower measuring accuracy: 1%+5 digitDisplay method: Blue LCD backlightPower supply: AC220V 30mALCD Multi-Electric Parameter Meter is a ... current, voltage, power, power factor value. It adopt LCD backlight display for reading easy. And it is easy to install and ... costly,Eco friendly. ,,4. Superior quality at attractive priceWorking for your benefit ! Power Meter AC220V or DC12V power