AUTO DARKENING GOOGLES, W/ CE Size of cassette:110*90*9mm View area: 94*34mm shade control(light):DIN3 shade control(dark):Variable, DIN11 Switching time:1/25000S Delay time:0.2-0.5S Seneitivity control:Fixed UV/IR protection:UP TO SHADE DIN15 power supply Solar Powered power on/off control:Fully automatic Approved:CE/ANSI Z87 W3/11 operating Temp:"-"10℃ to +55℃ PC cover lens (Accessories):Free 1pcs Net Weight (g):35g