Darkening welding  mask

Filter size (mm): 110x90

Viewing window (mm):92x42

Power ON/OFF : Fully Automatic 

Power supply :Solar cells+ LI-MI Battery

Switching time from light to dark:1/20,000sec

Switching time from dark to light: 0.2-1.0sec(by infinitely dial knob)

Light shade number : DIN4

Dark shade option : DIN9-13

Shade Control: External,Variable Shade

Sensitivity Control: Low to High, by infinitely dial knob

Grinding: Yes

Low Battery Indicator: Yes                                               Test:Yes

Battery replacement: 1pcs of Li CR2032

UV/IR Protection:Up to shade DIN15

Net weight (g) :440g　

Operating temperature :-5℃ --- +55 ℃ 

Storing temperature: -20℃ --- +70 ℃ 

Helmet Material: PP(Fireproofing)

Packed: Polybag, Color Box, Master Carton