Solar Powered:Yes Unit Type:piece Brand new Variable Brightness: No.3 Variable Speed: 5/10000 Solar powered auto darkening welding goggles. lens can resist ultraviolet ray. Anti-scraping, lens covered with anti-scraping coating. Anti-strong light, protect your eyes. Lens width are reinforced to anti-shock. Strong abrasion resistance, impact resistance. Durable in use. Great for welding colour:black Material: ABS+PP size:15*14.5*0.7cm Package Contents: 1x Welding Glasses Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.