Features and Benefits: Color: Red|Black|Artistic Graphic; Graphics Name: Bead Demon; Filter Type: ADF Variable Shade; Filter Dimensions (in.): 3.54" x 4.33"; Front Type: Fixed; Certification:ANSI Z87.1|CE|CSA Z94.3; Optical Clarity: 1/1/1/2; Light Shade: 3; Light Shade: 4/9-13 with Grind; Shade Control: Analog/ External; Switching Speed (sec.): 1/25,000 sec; Sensors: 2; Sensitivity: Adjustable; TIG Amp Rating: 3A; Viewing Area (in.): 3.94" x 2.36"; Viewing Area (sq/in.): 9.3; Power Supply: Solar/Lithium; Power Control: Automatic; Replacement Batteries: CR2450; Battery Type: Lithium; Battery Life: 1,300 hrs; Helmet Shell Material: Nylon; Suspension Type: 370 Speed Dial Ratcheting Headgear; Safety Plate Material: Polycarbonate; Special Features: True Color|External Grind Button|Low Battery Indication|Fixed Shade; Welding Modes: Cutting|Grinding|Welding; Warranty: 2 years; Shades 3/9-13 True Color Auto Darkening Filter meets 1/1/1/2 Optical Clarity Standard. Includes external shade and grind adjustment. ; Exclusive 370 Speed Dial ratcheting headgear system provides unsurpassed comfort, convenience, and productivity; Professional level switching speeds of 1/20,000 second reduce eye strain and fatigue powered by solar technology and a CR2450 replacement battery. ; Extended front provides maximum protection from sparks and slag; Ultra-lightweight design is ergonomically balanced and ideal for all-day use;