auto welding helmet
auto welding helmet: 1.Solar cell 2.Operating temperature: -5C to +55C 3.Auto darkening welding helmet
auto welding helmet:
Cartridge Size: 110x90x9mm
Viewing size: 98x52mm
Response time: 0.1ms
Shade Range.: DIN 4/9-13
Ultraviolet Protection:∠ 0.0003%(313mm)
∠0.006%(365mm)
Infrared Protection: ∠ 0.01%(780-2000mm)
Delay Time: 0.2-1S Adjustable
Power: Solar cell with 1 rechangeable Li battery(no power switch)
Operating Temperature: -5C to +55C
Weight: 490g
auto welding helmet
