auto darkening welding helmet

Description

Light state: DIN4 Dark state: DIN***3( Stepless Adjustment outside) Switching time: < 1/*5, **0s at Room Temperature Delay time: Stepless Adjustment 0.*5s ~0.*0s Sensitivity: Stepless adjustment: Battery: Li-Mi & Solar Combination (Min. Lifetime: 5, **0 Welding Hours) Operation temperature:*5â��ï&frac*4;�*3â��ï&frac*4;�â�� **5â��ï&frac*4;�**1â��ï&frac*4;� Viewing area: *2 X *2 mm(**5/9â�� X **3/5â��) Cartridge Size : **0 X *0 X 8mm (**1/3â�� X **5/9â�� X 1/3â��) UV transmittance:**3nmâ�¤0.****6% **5nmâ�¤0.****6% IR transmittnce:**0ï¹�***0nmâ�¤0.**3% ***0ï¹�***0nmâ�¤0.**9% Weight: **0G (1.*8 Pound) Material of helmet: NYLON Available color: blue/ black/ silver [Optional Filters: WH**0series / WH**0series/WH**0series/ WH**2/ WH**0series/WH**0series]