High stability Measurement accuracy ±1%Mobile phone remote controlThe over-voltage,under-voltage,over- current and leakage protection values of this product can all be set up by yourself and can be adjusted on the basis of local practical conditionThe protector can display voltage, current, kilowatt, power factor, frequency, kilowatt- -hour and prepaid power valueIn case of over-voltage fault under- -voltage fault, over- -current fault or leakage in line, this product can instantly power offto prevent electrical equipment from being burntOvervoltage range: 230-300V(default 270V)Undervoltage range: 140-210V(default 170V)Power-on delay time: 1S-500SVoltage:AC220VCurrent range: 1-16APlug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onColour:WhiteMaterial:plasticPackage Contents:1 x Voltage and Current ProtectorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.