Solar-Powered Auto-Darkening Welding Lens 100 x 50 mm (Battery Not Included)

General Description: The auto-darkening welding lens offers effective and professional protection during welding work. It is equipped with an automatic opening and closing function, adjustable sensitivity, and a wide field of vision for improved efficiency. Technical Specifications: Item Type: Auto-darkening welding lens; Material: Polypropylene; Frame Size: Approx. 110 x 90 x 9 mm / 4.3 x 3.5 x 0.4 inches; Window Size: Approx. 100 x 50 mm / 3.9 x 2 inches Light state color level: DIN4 Dark state color category: DIN9-13 Dark state color number adjustment method: external control, stepless adjustment Dimming response time: 1/10,000 of a second Induction sensitivity control adjustment: stepless adjustment Recovery time: 0.1 second to 0.8 second Power supply: Battery, Solar Battery specification: 2 x 3V CR2032 (not included) Operating temperature: -20℃ to 65℃ Number of arc sensors: 2 Infrared or UV protection class: DIN16 Self-check function: yes Low voltage alarm function: yes Grinding function: yes Cutting function: none Compatibility and accessories: Compatible with various styles of welding masks. Installation: Easy to install, simply to integrate it into the appropriate welding mask. Ideal for welding, the lens quickly filters the welding arc, offering optimal safety and comfort. Other information: Store the product properly when not in use to avoid damaging the lens.