Light changing mask classic styleInstant light, easy eye protection, solar charging, anti-drop material, longer life。Fully automatic dimming welding mask， High-definition field of view Integrated face screen can be freely flipped up and down Deep protection bids farewell to various welding diseases High temperature resistant heat insulation face screen，Light changing mask classic styleInstant light, easy eye protection, solar charging, anti-drop material, longer life。Fully automatic dimming welding mask， High-definition field of view Integrated face screen can be freely flipped up and down Deep protection bids farewell to various welding diseases High temperature resistant heat insulation face screen