Standard Auto darkening welding helmet Viofo Excellent Cling: The film boasts Tools Allied Cargoloc Excellent Cling: The film boasts an electrostatic charge that allows it to cling to surfaces effortlessly MES60 Suitable for M20 and M60 series Standard Auto darkening welding helmetLight state DIN4Dark state DIN913Switching time lt125 000S at Room TemperatureCartridge Size 110 x 90 x 8 mm 413 x 359 x 13Viewing area 100 x 49 mm 31112 x 11112Sensitivity Stepless AdjustmentDelay time Stepless Adjustment 015S 080SShade Adjustment Outside amp SteplessSensors 2Grinding Mode OutsideTIG Capability gt5APower Supply LiMi amp Solar CombinationUV amp IR protection Up to shade 15Optical class 1112Certification CE EN379