Functions: 1.Over-voltage protection. 2.Under-voltage protection3.Over-current protection. 4.Automatic recovery5.Voltage display(voltage measurement) 6.Current display (current measurement)7. Voltage calibration: Voltage +-9.5% adjustable. 8. Restore factory settings: press the down button for more than 12s9. Fault inquiry: Press the UP button from more than 12SProduct Parameters:1.Model number:TOSVA-162.Power supply:90-300VAC 50/60Hz3.Max.Loading power: 1~16A Adjustable(default:16A)4.Over-voltage protection value range:100V~300~OFF(default:270V)Over-voltage recovery voltage range: 95V--295V(default:265V)Over-voltage protection action time:0.1s~30s(default value:0.5s)Over-voltage recovery delay time:1s~500s(default:30s)5.Under-voltage protection value range:80V--210V --OFF(default:170V)Under-voltage recovery voltage range:85V--215V (default:175V)Under-voltage protection action time:0.1s~30s(default:0.5s)Under-voltage recovery delay time:1s~500s(default:30s)6.Over-current adjustment range:1-16A (default:16A)Over-current action range:0.1~30 second (default:0.5s)Over-current recovery delay time:1s~500s(default:30s)7.Power-on delay time:1s~500s(default:10s)8.Power consumption : Less than 2W9.Electric machinery life : 100,000 times10.Installatin:35mm DIN railsize: 122 x 55 x 86mmcolor: WhiteMaterial: PCPlug Type:EU Plug,it applies to Indonesia, Germany, France, , Italy and so onVoltage: AC190-300VPackage Contents:1 x Voltage current Protector SocketOnly 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.