Shade knob : Out, Light state: DIN.4.
Dark state: DIN.9-13, Arc senso r: 2 pieces
Switch time: 1/25000s, Viewing Area : 92x42mm.
Filter size: 110x90x9mm, Power on/off : Fully automatic
Welding helmet weight : 420g, Delay time: 0.2-0.8s adjustable.
Sensitivity : adjustment, Grinding, Test, Low Bat, Power supply:
Solar cells, Batteries change required 2 X CR2032 lithium batteries
