Auto Dark Welding Goggles

• Filter size: 108mm x 51mm x 5.5mm
• View area: 90mm x 32mm
• Light shade: DIN3
• Dark shade: DIN11
• Switching Time: 1/1000s
• Recovery time: 0.2s
• Power supply: solar cells+lithium cells
• Working temperature: – 20 Degrees Celcius to 60 Degrees Celcius