【FASTER AUTO-DARKENING】Features high-end auto-darkening lenses with 4 premium arc sensors, switching from light to dark in 1/25000 sec. Easily adjust the shade and sensitivity of the lenses for different working environments, perfect for TIG/MIG/ARC welding. Dark state level: 4/9-13. 【LARGER & CLEARER SCREEN】Viewing Size 3.86" x 1.69". The welding helmet featuring a 1/1/1/1 optical clarity lens and advanced true color technology, provides a clearer and more realistic view for enhanced efficiency and precision. Cheater lens/magnifying lens compatible design. 【200% LONGER SERVICE LIFE】Powered by solar cells and replaceable CR2450 lithium batteries, it supports longer working times. The welding helmet is made of high-quality PA material, featuring shock, heat, and wear resistance. Compliant with ANSI Z87.1/EN379 CE/CSA Z94.3 standards. 【ALL-DAY COMFORT】Made from PA material, the tensile strength is up to 120MPa, and the flexural modulus is up to 4000 MPa, ensuring better flexibility of the welding helmet. Weighs only 1 lb, and the adjustable headband is equipped with breathable padding to provide a perfect fit. 【BEST EYE PROTECTION】This welding helmet has a 12-in-1 smart filter with automatic DIN 16 UV/IR protection, effectively filtering harmful light, safeguarding your eyes, and adapting to various environments. ARCCAPTAIN Welding Helmet Auto Darkening, 1/1/1/1 True Color Welding Hood, 4 Arc Sensor 1/25000s Response Time Solar Powered Weld Hood Helmet, MobileFighter