Welcome to the big leagues. The Panoramaxx 2.5 combines the enormous field of vision with Optrel's well-known 2.5 technology and offers excellent visibility in every working situation – whether for welding, cutting, grinding or fabrication work. Whatever you want, the Optrel Panoramaxx 2.5 automatically follows your versatile field of activity. Panoramic Field of Vision- nose cutout that brings the ADF lens closer to your eyes and offers a field o vision 6X larger than most welding helmets ShadeTronic Technology- automated shade adjustment from 5-12, this technology detects the arc's brightness and adjusts the shade level accordingly TrueColor Filter- gives you the ability to see through your lens in realistic color 2.5 light-state shade level Rechargable Lithium-polymer energy pack 20.3 oz 1/1/1/2 rating When you purchase an Optrel Panoramaxx 2.5, the package includes the following: welding helmet, storage bag, USB to micro-USB charging cable, one front cover lens, user/operator manual, and warranty card. The package DOES NOT include an AC adapter for the charging cable.The Panoramaxx 2.5 meets CE, ANSI, EAC, and CSA standards. Optrel backs the Panoramaxx 2.5 with a two-year, extendable warranty (excludes batteries). To receive an additional year of warranty, for three years of coverage, simply register your product online at https://optrel.us/product-registration/ within the first six (6) months after purchase.***Helmets are not returnable***