This Shade 11 welding safety helmet has a fast fully-automatic darkening reaction on striking the arc to protect the eyes. Suitable for ARC, MIG and TIG welding. The 90 x 34mm viewing area provides good visibility of the weld zone. The helmet provides UV and IR radiation protection at all times, even without power. It is powered by a Li-ion battery and solar panel technology, which works with the battery to provide longer life energy conservation. It has an adjustable headband for an optimal fit and comfort during use. Features and Benefits • Shade 11 welding helmet • Auto switches on striking arc • Solar powered • Adjustable headband Specifications Welding: TIG, MIG and ARC Lens size: H 90 x W 34mm Shade levels: 3 and 11 Lens switching time: 5/10000s ARC sensors: 2 Operating temperature: -5 to +55°C Power source: Li-ion battery and solar Weight: 426g Contents 1 x Storm Force® Fixed Shade Auto Darkening Welding Helmet