1.material:PP 2.Switching time: 1/25,000s 3.Auto power on/off: Full automatic 4.high quality with reasonable price

MODEL NO:CR-SZ-MST

Filter size:  110×90×9mm

Viewing Area:  98×40mm

Light state:  DIN.3 or DIN.4

Dark state:  DIN.9-13

Switch time:  1/25000s

Delay time:  0.6s

Power supply: Solar cells & lithium batteries

Power on/off:  Fully automatic

Arc Sensor:  2 pcs

Welding helmet weight:  450g                          

Extra functions: Sensitivity adjustment small current welding. Switching set for less than 20Amps TIG welding.

Shell material: PP

automatic welding helmet