1.Viewing area 90×40mm(3.55×1.58in)
2.UV/IR protection shade DIN 16 all time
3.Light state shade DIN 4
4.Dark state shade DIN9-13(outside adjustable)
5.Power supply solar cells and 2 AAA batteries
6.Battery life 4,000 hours
7.Automatic Power on/off control
8.Switching speed (Light-Dark) 1/20,000 second
9.Delay (Dark-Light) 0.1-0.5 second
10.operation Temp -5°C to +55°C(23°F to 131°F)
11.Meets CE/EN379/EN175 and ANSI Z87.1 standards
12.Rated for use with MIG/MAG、TIG and ARC welding
13.Warranty 24 months
14.Total weight 460g