Our welding helmets are auto-darkening, and have adjustable head gear. Shade can be adjusted from 9-13 with knob on left side of helmet. Battery allows auto-darkening to work even if it hasn't been in the sun long enough.
WARNING: This product can expose you to chemicals including Bisphenol A (BPA), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.