Features: Experience optimally eye protections with our automatic dimming welding helmets lens, designing to safeguards against harmful ultrared rays radiation throughout the welding process. Crafted from resin, this lens features sensitivity adjustment and selectable delay time, ensuring adaptability to various welding conditions. For professional welders and DIYer enthusiasts, this lens is perfect for those engages in prolonged welding tasks. Suitable for diverses welding environment, including electric welding, tig welding, and cutting applications, providing versatility across different projects. Powering by solar energy with a replaceable lithium battery, this fully automatic lens ensures reliabled performances, making it a essential addition to your welding tool. Specifications: Component:ABS+Liquid Crystal Size:Approx.10.8x5x2cm/4.25x1.96x0.78inch Size:Approx.11x9x2cm/4.33x3.54x0.78inch Package Includes: 1pcs Welding Helmets Lens note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.