Auto Darkening Helmet AW7R

Size of Filter: 110 x 90 x 9mm / 133
x 114 x 9mm View Area 90 x 40mm / 97 x 60mm
Power Supply: Lithium Solar Cells (Min.Lifetime is 3000 welding hours)
Working Temperature: -5°C (23°F) to + 55°C(131°F)
Shade Number in Light State: Din4#
Dark State: Din9 13#
Response Time: <0.1ms Rom Temperature)
Return Time: Rapid 0.2s Slow 0.8s