Servore Servoglas 4000V Arc Defender automatic darkening welding helmet. This helmet meets the HIGHEST INTERNATIONAL SAFETY RATING. Shade range 9 - 13 with sensitivity and delay feature. Suitable to use with Tig, Mig and Arc. With a 2 Year warranty on the optics this helmet is available in 4 different colours Red, Black, Blue and Silver. All replacement parts (sweatbands, head harnesses, helmet knobs, cover lenses, batteries etc) stocked to keep your helmet going. Our lightest Auto Welding helmet at 460g. A quality product made in South Korea. The optics are so advanced they can handle Tig current settings down to a very low 20 Amps, which cheaper helmets struggle on.