Auto Darkening Welding Helmet (XDH3-600S)

Auto Darkening Welding Helmet Specifications(XDH3-600S)
1) Cartidge size: 110X90X8mm(4-1/3"x3-5/9"x1/3")
2) View area: 97X42mm(3.82"x1.66")
3) Arc sensor: 2
4) UV/IR protection: Up To Shade DIN 16 at all time
5) Variable shade: DIN 4/9-13(Outside Stepless Adjustable)
6) Switch time(light to dark):<1/30000s(Room Temperature and High Sensitivity)
7) Switch delay(dark to light): 0.1-1s(Inside Stepless Adjustable)
8) Sensitivity:Can be continuous adjustable(Inside)
9) Power supply: Solar cells,No battery change required
10) Power On/Off: Fully automatic
11) Operation temperature: -5 C ~ +5 C (23 F ~ 131 F)  
12) Storing temperature: -20 C ~ +70 C (-4 F ~ 158 F)
13) Warranty: Two years
14) Helmet material: PP(Fireproofing)
15) Total weight: 475g