Auto-Darkening Welding Helmet

1) Model GL - 1005M
2 )Viewing Field 90 x 40mm (3.54 x 1.58in)
3 )Shade Control Light States: DIN4
Dark States: DIN9 - 13 Stepless Adjustment
4 )Switching Time Light - Dark: 1/20000sec (0.05ms)
5 )Delay Time Dark - Light: 0.2 - 0.3sec
6 )UV/IR Protection Up To Shade DIN16 At All Time
7 )Operating Temperature -10 ℃ to +70 ℃ (14 ℉ to 158 ℉ )
8 )Power Supply Solar Cells Batteries,Two AAA Batteries
9 )Lens Power control With On Switch, Auto-Off 15 Minutes (when not on welding)
10 )Standards CE : EN379:2003; EN169:2002; EN175:1997
11 )Helmet Material PP (Fireproofing)
12 )Total Weight 520g (1LB)