the auto darkening welding helmet has CE certificate the minimum order is 1pcs price is compapitative, quality is reliable.

main features of automatic darkening welding helmet main features:1.viewing window:98*52mm2.switch time:0.1ms3.delay time:0.2 to 1s4.shade:4/9-135.ultravoilet protection:less than 0.0001(210-365nm)6.infrared protection:less than 0.01%(780-2000nm)7.power:solar with rechargeable battery8.sensitivity:adjustable9.operation temperature:-5 to +55 degree selsius 10.weight:500g

auto darkening welding helmet(HZ-9)