LI battery solar auto darkening/shading welding filter lens for the welding mask and welding helmet

Description Material PP LCDMain Color Black As pictures show Light State DIN 4Dark State From DIN 9 to DIN 13UV IR Protection DIN15 LevelsSwitching Time Bright to Dark 1 10000s Normal Temperature Delay Time Dark to Bright 0 10s 0 80s AdjustablePower Supply Solar CellsLithium BatteriesPower on off Fully AutomaticSensitivity Based on Current Size When Welding Adjustable Low HighArc Sensor 2pcsUV Transmittance 313nm≤0 00006 365nm≤0 00006 IR Transmittance 780 1300nm≤0 003 1300 2000nm≤0 009 Application MIG TIG Argon Arc Welding Arc Gas WeldingOperating Temperature 10degree Celsius 65degree Celsius 14℉ 149℉ Storage Temperature 20degree Celsius 70degree Celsius 4℉ 158℉ Active Viewing Area 92 5 42 5mm Approx Package Included 1 Welding Lens