Check the listing for details. RCRS$ Solar Auto Darkening Welding Helmet Arc Tig mig certified mask grinding. Condition: New. Listed at 25.99 USD. Brand New Certified ANSI CE Professional Multifunction Solar Powered Auto Darkening Welding Helmet+Grinding SpecificationSolar powered auto-darkening filter helmet Auto switching time: light to dark is 1/20,000 Seconds Darkness shade control (DIN) from 9-13, Clear shade 4 in full conformity with CE and ANSI Z87 standards Charges with exposure to welding or sunlight Operation Temperature: -5 degrees C ~ 55 degrees C Full face coverage, Full range UV/IR protection up to shade DIN 16 all time Function features: sensitivity for you to control reaction easily "Grinding" mode can be selective by switchoutside darkness shade level knobhelmet's RATCHET ADJUSTABLE HEAD-STRAPBrand New Certified ANSI CE Professional Multifunction Solar Powered Auto Darkening Welding Helmet+Grinding SpecificationSolar powered auto-darkening filter helmet Auto switching time: light to dark is 1/20,000 Seconds Darkness shade control (DIN) from 9-13, Clear shade 4 in full conformity with CE and ANSI Z87 standards Charges with exposure to welding or sunlight Operation Temperature: -5 degrees C ~ 55 degrees C Full face coverage, Full range UV/IR protection up to shade DIN 16 all time Function features: sensitivity for you to control reaction easily "Grinding" mode can be selective by switchoutside darkness shade level knobhelmet's RATCHET ADJUSTABLE HEAD-STRAP