[ Large Screen]Super large and wide viewing angle. This welding mask features 1/1/1/2 optical clarity for improved visibility and reduced eye strain. This welding helmet's technology upgrade improves visibility and reduces eye strain by minimizing traditional green coloring in the helmet's view screen. [Dual Power Supply Technology]Using solar cells and replaceable lithium batteries ensures your welding experience is smooth without power interruption. In the event of a power failure, the welder still meets UV and IR radiation protection according to shade 16 class. [Automatic Switching Technology]The solar welder helmet combines 4 high-quality sensors. The auto-dimming technology design enables the welding helmet auto-dimming goggles to quickly detect and respond, protecting the eyes from sudden arc discharge. [Multipurpose Design]There are 3 controls on this special helmet. With cutting, welding and grinding functions, it can adapt to different environments and task durations. Suitable for automotive, construction and food and beverage manufacturing, metal production and fabrication, maintenance, repair and operations (MRO), mining and more. [Sturdy Material]Upgraded PP material, multi-support point design to reduce load pressure, pivot headband for superior comfort, perfect ergonomics. The material of the welding mask is soft but , adaptable to various harsh working conditions., Weight: 1.91361243416 Pounds, Manufacturer: Ehwisbe