Solar Auto Darkening Welding Mask Helmet Len Goggle Len

Features:Delay time can be selective.The users eyes and face a full protection against UV and IR radiation during the entire welding process, even in the clear state.Sensitivity adjustment: you can according your working conditions choose.Dark state Shade No: DIN9-DIN13 stepless adjustmentSuitable for most kinds of welding mode.Specification:Power: solar / Li-ion batteryBattery capacity: 600mahPower supply: the product built-in lithium battery. In the welding time,The sun absorbs the arc to the inside of the lithium battery charge, thus extending the life of the hat and the battery!The battery can be used for 2-3 years.Transition time: 2ms 22 ℃ (72F)Delay time(s): 1sPower on/off Fully Automatic.Power supply: Solar cells, No battery change requiredRate of UV transmittance: 313nm0.00006% 365nm0.00006%Rate of IR transmittance: 780~1300nm0.003% 1300~2000nm0.009%Dimensions: 109mm x 90mm x 9mmPackage included:1 x Solar Auto Darkening Welding Helmet LenDetail Pictures:Features:Delay time can be selective.The users eyes and face a full protection against UV and IR radiation during the entire welding process,even in the clear state.Sensitivity adjustment: you can according your working conditions choose.Dark state Shade No: DIN9-DIN13 stepless adjustmentSuitable for most kinds of welding mode.