WH40 Insight Halo X Variable Welding Helmet GN; 9-13 Stars & Scars (RD WH BL) Jackson Safety WH40 Insight Halo X Variable Auto-Darkening Filter Welding Helmets Batt. Size: Lithium Lens Speed: 1/10 000 Lens Coating/Shade: Green; 9-13 Series: WH40 Height [Nom]: 10 in Suspension: Ratchet Type: Variable Auto-Darkening Filter Mounting: Fixed Front Used With: HLX100 and HSL100 shells Sensitivity: Yes Material: Thermoplastic Power Source: Battery; Solar Cell Length [Nom]: 9-1/4 in Delay: Yes Batt. Type: Lithium Size of Cartridge: 5-1/4 in x 4-1/2 in Color: Stars & Scars Window Size: 3-47/50 in x 2-9/25 in Width [Nom]: 8-1/2 in