New in the box! I got this auto darkening helmet with a welder I recently bought, and do not need it. The MSRP is $700, and they sell online for $425-$500. VIKING™ 3350 ADV SeriesThe new, industry defining evolution of the Viking™ 3350 Welding Helmet is here. The VIKING™ 3350 ADV Series takes our proven, premium auto-darkening helmet series to a new level, pairing the exclusive 4C® Optics and X6™ Headgear – now also featuring advanced digital controls, modular work-piece illumination, auto-shade technology, Bluetooth connectivity and more! It sets a new standard for the functionality and capabilities for a professionals’ welding helmet.Industry Leading Optics - 4C® Lens technology and perfect 1/1/1/1 optical clarity eliminate imperfections and color saturation to create the clearest view of the base material, arc, and puddle.Intelligent, Hi-Res User Interface - Innovative, user-friendly full color industrial display.Auto Shade Technology - Dynamically adjust lens based on the arc and user preferences.Unmatched Productivity - External, low profile LED and grind controls combined with three memory slots to save commonly used settings.Comfort, Versatility & Durability - Innovative X6® Headgear for all day comfort, Smart LED light for improved workspace visibilitySee Clearly Now.4C ADF Technology improves the performance of the lens in the four most important categories to the welder:Clarity - Optical Clarity 1/1/1/1Color - Real color viewCarat - LightweightCut - Even shade from any angleGearPoint™ Mobile AppTrack Productivity - Once downloaded, will automatically track daily usage and review up to 6 months of helmet usage.Welder Resources - Features helpful replacement parts instructions, welding how-to's, new product updates and a convenient distributor locaterPredictive Maintenance - Set up your Operator Profile and replacement part preferences to be notified when to replace lenses, gun parts and moreControl Settings - Easily adjust the welding settings right from your phoneFeatures.4C® Lens Technology - Lincoln Electric’s proprietary liquid crystal display (LCD) enhances the visible color spectrum of the display. Unlike traditional auto-darkening filters, 4C® lens technology broadens the color range & hues which can be seen in both light and dark states. This eliminates imperfections and color saturation to create the clearest view of the base material, arc & puddle, while reducing eye strain.Innovative X6™ Headgear - Multiple adjustment points creating a personalized fit that distributes weight, reduces pressure points and optimizes balance for all day comfort.Dedicated Helmet Modes - Features four distinct modes - Weld, Cut, Grind, Auto - allowing you to dial in your preferred setting for each application.Innovative Auto Shade Technology - The advanced Auto Shade Technology continuously monitors your environment and automatically adjusts the lens shade based on the welding arc, amperage and user preferences.Intuitive, Expanded Control - Easy to use digital display provides advance control and navigation of helmet settings and access to additional features such as arc time, mode history and exposed light intensity.Extra Large Viewing Area - 11.8 sq. in. auto darkening view area