Solar Automatic 2 Arc Goggles ARC TIG MMA MIG Welding Glasses Work Breathable Protective Goggles

Features :
Solar Auto Darkening Welding Helmet solar charge function,automatic ON/OFF It can shade in welding states and filter out the bad light automatically.
? Specification :
Material: ABS Protection level:Eyes: EN3791 / 2/1 Light states: DIN4-6 Dark state Shade No.: DIN9-DIN13 stepless adjustment Switching time:Light to Dark: 1/25000s (Working at room temperature) Delay time:Dark to Light: 0.20-0.35s Power supply: Solar cells, no battery change required Power ON/OFF: Fully automatic Operating temperature: -10a?? to +55a?? Weight: 200g