The BGS TECHNIC Welding Mask - Polarized - 3516 is the ideal equipment to perform welding work in complete safety. Its external regulator allows a variable adjustment of the protection level. It also has two internal regulators with variable sensitivity. It is suitable for a variety of welding processes: MMA, MIG, MAG/C02, TIG, plasma welding and cutting. Choose quality tools from a traditional family-owned company with strong values and a focus on expertise. For almost 50 years, BGS TECHNIC has been offering a wide range of tools, which are expanded daily. German quality to boot! Advantages: Allows to weld in full safety High heat resistance Powerful mask Suitable for various welding processes Operating temperature 5C to +55C Switches on and off automatically Very responsive Aesthetic, with its carbon look Features : Liquid crystal photoelectric light control Carbon look Field of view: 98 x 40 mm Darkness: DIN 9 - 13 Cassette size: 116 x 95 x 18 mm Filter size: 110 x 90 mm Automatic switching time: 1/25000 s Automatic switching from dark to light Light dark time: 0.1 - 1.0 s Half-shade threshold: 4 External controller for variable protection level adjustment Two internal regulators with variable sensitivity Automatic activation/deactivation Power supply: solar Operating temperature: 5 C ~ + 55 C Storage temperature: -20 C ~ + 70 C Gross weight: 820 g Welding processes: MMA, MIG, MAG/C02, TIG, plasma welding and cutting Part number: 3516 Packaging : One BGS TECHNIC Welding Mask - Polarized - 3516Delivered in its original packaging Warranty: All BGS TECHNIC products are guaranteed for 2 years.