Date First Available: July 26, 2021. Great for TIG MIG MMA, Plasma Applications with Grinding Feature. Large Viewing Size 3.94"x3.27" with SIDE VIEW (DIN5, non auto-darkening), 4 Premium Sensors.Better Clarity, True Color View - 1/1/1/2 Optical Clarity. Superior Comfort with the Pivot Style Headgear. About TEKWARE TEKWARE always abide by the high performance, low-cost brand promise. TEKWARE welding helmet delivers high performance and is engineered for Professional Welders Welding Schools Students DIYers Occasional Welders Features Great for TIG MIG MMA, Plasma Applications with Grinding Feature Super Large Viewing Size 3.94"X3.27" with Side View (non auto-darkening) Better Clarity, True Color View - 1/1/1/2 Optical Clarity 4 Premium Sensors Increased Battery Life Wide Shade Range DIN4/59/913 Cheater Lens/Magnifying Lens Compatible Design Superior Comfort with the Pivot Style Headgear Full Face Neck Coverage Protecting Welders from Spatters and Harmful Radiant Meets the Safety and Technical Standard of ANSI Z87.1/EN379 CE/CSA Z94.3 Specifications Materials: PP/PA View Area: 3.94'' x 3.27''/100 x 83mm Side View Area: 4.3/1.96 x 4" Light States: DIN 4 Dark States: DIN 59/913 UV/IR: DIN 16 Response Time (Bright to Dark): =1/10000 Seconds Controls: Shade, Sensitivity & Delay Modes: Weld, Cut, Grind Battery Type: Solar Cell + Replaceable CR2450 Battery (Included) Weld/Cut/Grind Mode Mode toggle switch to set "Weld, Cut or Grind mode. When "Grind" mode is set the lens will not respond to any arc. THIS MODE IS FOR GRINDING ONLY. Set back to "Weld or Cut " as soon as finished Grinding to avoid accidental flash. When mode toggle switch on "Cut", the "Shade" dial then have the range "5-9". When mode toggle switch on "Weld", the "Shade" dial then have the range "9-13". Whats Included 1 x Welding Helmet 1 x Adjustable Headband 3 x Outside Cover Lenses 2 x Inside Shield Lenses 1 x Replacement CR2450 Battery 1 x Helmet Bag 1 x User's Manual.