Viewing area: 92×42mm
Cartridge size: 110×90×9mm
Arc sensor: 2
Optical class: 1/1/1/2
Light state: DIN 4
Dark state: variable shade, 9~13
Shade control: external, variable.
Power ON/OFF: fully automatic
Sensitivity control: auto
UV/IR protection: DIN 16
Power supply: solar cells+2*CR2032 lithium batteries
Switching time: 1/15000s from light to dark
Dark to light (Delay): 0.1-1.0 auto
Low amperage TIG: 10amps (DC), 10amps (AC)
Grinding function: yes
Low volume alarm: yes
Operating temp: -5~+55
Storing temp: -20 ~+70