Material and SizeThis headlight for Welding Helmet is made of durable pp material with a compact size 8cm, making it lightweight and easy to carry around. Dual Light SourceThe headlight for welding mask features a dual light source design, providing you with versatile lighting options for different situations. Dual Charging ModesThe headlight features a solar-powered automatic dimming function and also supports USB charging, providing you with two convenient ways to keep your light powered up and ready for use. Wide CoverageWith its wide range, this headlight ensures that you have ample illumination in any environment, enhancing visibility and safe. Versatile ApplicationIdeal for argon welding tasks, this face mask headlight provides ample illumination while welding, enhancing visibility and safe during operation. Specification: Material:PP Size Chart: Option 1 : 8cmx3cmx4.3cm/3.15inchx1.18inchx1.69inch Option 2 : 8cm/3.15inch Package Includes: Option 1 : 1xHeadlight 1x USB Cable 1x Mount Bracket Option 2 : 1xHeadlight for Welding Mask 1x USB Cable Note: Please allow slightly errors due to manual measurement and different monitors.