Auto-darkening Welding Helmets (B1190S)

Specification of B1190S Filter size: 110 x 90 x 9mm Viewing window Size: 91x 40mm Light Shade: DIN3 Dark Shade Option: DIN9-DIN13 Shade knob: out Switching time: 1/10,000s Recovery time: 0.6s Eye protection: EN379 UV/IR Protection: EN169 Face protection: EN175 Power source: Solar cell+Lithium cell Auto power on/off:Full automatic Net Weight: 420g Color option : Red, Blue, Black,Sliver,Orange