4-1/4" X 2" Auto Darkening Welding Lens Filter 3/11
Brand New Auto Darkening Welding Lens 3/11 Light State DIN# 3 / Dark State DIN# 11 Unit size: 4-1/4" x 2" (108 x 50.8mm) Viewing area: 3-6/7" x 1-1/3" (98 x 35mm) Switching Time: 0.5 Milliseconds Dark To Light Delay: 0.2 Seconds Solar Powered with Rechargable Backup Battery Minimum Lifetime of 5,000 Welding Hours
