Jackson Safety Solera Fixed Shade 11 ADF Cartridge (16376), 2&rdquo; x 4&rdquo;, Solar Powered Welding Helmet, 1 / Order 1 Jackson Safety Solera ADF Cartridge / Order 2 x 4-inch cartridge gives you a good view of your welding project Features an economical lens for the consumer welder Solar powered lens eliminates the need to change batteries Meets ANSI Z87.1- standards when used with compatible welding helmets (sold separately)