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Material:Adopt PA66 plastic crank out the welder mask which can turn up, with automatic darking system. The protection level is DIN 9-13. The size of the clairvoyance glass is 90mm*40mm The blind time is less 4 millisecond. When the electric arc appear, the clairvoyance glass can dark the intercalative protection level degree in several millisecond (that is, before eyes get the
Stimulate of the bright light) . The relight time is about 0.5 seconds after the electric arc disappear. Using the spin wheel nut can self-regulation the place of the support helmet.
Weight:Only 520 gram. .