General description Solar Auto Darkening Welding Mask Helmet is designed for safety and comfort during welding operations. Its simple and portable structure makes it easy to wear while providing effective protection against sparks, spatter, and harmful radiation. The mask effectively blocks ultraviolet, infrared, and visible light, ensuring a safer working environment. Technical specifications Shade control: Light states: DIN3 Dark states: DIN11 Dark state Shade No: DIN9-DIN13 (stepless adjustment) Switching time: Light to Dark: 1/25000s (working at room temperature) Delay time: Dark to Light: 0.20-0.35s Power supply: Solar cells (no battery change required) Power ON/OFF: Fully automatic Operating temperature: -10℃ to +55℃ Usage The welding mask is suitable for various applications including electric welding protection, anti-glare, face protection, and grinding operations. The adjustable outside curtain quantity and sensitivity enhance convenience for the operator, allowing for manual