3M 7100194535 is a professional-grade welding helmet designed for specialty welding processes such as stick, MIG/MAG, TIG >1A, plasma, and tack welding. It features a hardhat with a faceshield and welding shield. The helmet includes an auto-darkening filter (ADF) with a viewing area of 2.8x4.2in, offering clear vision while maintaining safety. The ADF has a shade range of 5, 8-13, providing variable protection from bright welding arcs. Additionally, the welding helmet comes with a grinding option, a carry bag, a supplied air valve, and a breathing tube for enhanced convenience and performance. It is operated by a CR2032 battery with a life of up to 1800 hours and can be used alongside an SAR air source. Overall, the 3M 7100194535 welding helmet is a reliable and versatile choice for professional welders.