Replacement ADF Sh 9-13, 2.5 In. x 4.25 In., Color Blue, Compatible with Brand Jackson Safety, Sellstrom, Compatible with Manufacturer Model Number 14979, 14982, 15121, 15132, 28501, 29301, 29311, Compatible with Series HSL-1, HSL-2, Huntsman, Features 4 Hour Charge Time, Charge lasts 160 hours, For Use With Jackson Safety 2×4 Passive Helmets, Smartweld, Height 1/4 in, Includes Welding Shade W9-13, Length 2 in, Material Polycarbonate, Standards ANSI Z87.1, CAN/CSA Z94.3, Width 4 in