Tecmen Auto Darkening Helmet

Tecmen Auto Darkening Head Shield with Grinding Function.
MIG/TIG/MMA
Welding & Grinding
ADF820S Eagle Helmet
DIN plus, CE, ANSI Z87.1, CSA Z94.3, AS/NZS
Optical Class: 1 / 2 / 1 / 1 
Viewing Area: 95 x 85mm (3.74” x 3.35”)
Cartridge Size: 133 x 114 x 9 mm (5.24” x 4.50” x 0.35”)
Arc Sensor: 4
Light State: DIN 3.5
Dark State: Variable Shade 6 - 8 / 9 - 13
Shade Control: Internal, Variable Shade
Power On / Off: Fully Automatic
Sensitivity Control: Low - High, By Infinitely Dial Knob
UR/IR Protection: Up to Shade DIN16 At All Times
Power Supply: Solar Cell. Battery Change Required; CR2450 Lithium Battery Required
Switching Time: 1/25,000s From Light to Dark
Dark to Light: 0.1 ~ 1.0s by Infinitely Dial Knob
Low Amp TIG Rated: > 2A / DC; > 4A / AC
Grinding: Yes
Operating Temperature: -10°C ~ +55°C (14°F ~ 130°F)
Storing Temperature: -20°C ~ 70°C (-4°F ~ 158°F)
Total Weight, With Helmet: 490g