The mirror has a scratch- coating for eye protection. Prevent strong and increase lens strength. Powered by solar , no battery required, high-sensitivity detection head, high work efficiency. It does not cause damage to the eyes. When the light is generated, the dimming screen dim from the normal state, and when the light disappears, the dimming screen return to the normal state. Easy to use: the length of the outriggers can be adjusted, the lens can be automatically dimmed, it is , and it is more convenient to use. Wide range of applications: easy to operate, safe, and light in weight; suitable for electric welding, shielded welding, welding, electric saws, welding, etc., Weight: 152.0 pounds, Manufacturer: IJSDNVJNDX