Auto-Darkening Welding Mask - Solar Powered, Effective Protection for Welding Helmet

This solar-powered auto-darkening welding helmet lens filter is a high-quality lens with solar charging and fully automatic on/off function. Made of impact-resistant PP material, it is easy and safe to use. Technical Specifications: Material: PP and LCD; Color: Black; Light state: DIN 4; Dark state: DIN 9 to DIN 13 (free external adjustment); UV/IR protection: 15 levels; Switching time (light to dark): 1/10,000 s (normal temperature); Delay time (dark to light): 0.2 s adjustable; Grinding/Welding: Supported; Power supply: Solar cells and lithium battery (replaceable); Battery: 1 x CR2032 3V 320mAh lithium battery (included); On/Off: Fully automatic; Sensitivity: Adjustable, low/high; Arc sensor: 2 pcs; Eye protection: EN379 1/2/1; Face protection: EN175; UV transmission: 313 nm ≤ 0.00006%, 365 nm ≤ 0.00006% IR Transmission: 780–1300 nm ≤ 0.003%, 1300–2000 nm ≤ 0.009% Operating Temperature: -5℃–55℃ (23℉–131℉) Storage Temperature: -20℃–70℃ (-4℉–158℉) Active Viewing Area: 92 x 42 mm Solar Battery Surface Area: 98 x 18 mm Filter Cassette Size: 110 x 90 x 9 mm / 4.33 x 3.54 x 0.35 inches Package Size: 11.5 x 9.1 x 3.5 cm / 4.53 x 3.58 x 1.38 inches Package weight: 107 g / 3.77 oz. Compatibility and accessories: Compatible with MIG, TIG, Argon Arc, arc welding, and gas welding applications. Includes: 1 welding lens. Installation: Simple installation in the welding helmet. Usage: Ensure the helmet is properly fitted before using the filter. Activate the automatic mode for instant darkening while welding.