A pair of solar powered auto darkening welding goggles designed to automatically change from a light state to a dark state when the light source is bright enough, to protect the users eyes, then return to a light state when the welding stops. Ideal for use during gas welding, brazing & cutting, they also offer protection against ultra violet and infra-red light (DIN16).Suitable for gas welding, brazing & cutting.Dark shade: DIN 11. Dark to clear delay time: 0.2 - 0.6 sec. Clear to dark switching time: 1/10,000 sec. Clear state: DIN 3.Also offers UV & IR protection: DIN 16.Viewing area: 2x 50 x 35mm.Power: 3V CR929 solar cell battery. CE compliant.