Automatic Variable Light Mask Solar Variable Light Welding Mask TIG Protection Helmet

Features : Smart chip driver:Chip-driven liquid crystal speed variable light, variable light more stable no flicker, more effective to protect your eyes from harm. Humane and considerate design:Comfortable to wear, easy and no pressure, long-term use is not tired. Circulate the outlet:Air circulation convection, ventilated breathable, not sneak, breathe naturally. Special reinforcement:Turn naturally, durable. Adjustable vacant circle. Equipped with safety helmet. Specification : Product Category: Automatic variable light mask Optical grade: Level 1 Shading range: dark state 4-13 level stepless adjustment Corresponding time: 0.1 milliseconds rapid light Delay time: automatic delay Window size: 93 x 42mm Operating temperature: -15 ~ 60 Package Includes : 1 x Automatic Variable Light Mask Details Pictures :