This Helios flashlight Artech features a Zirconium body with anodized and bead blast finish titanium pocket clip with tritium inlay. Nichia 219C 5000k primary LED. Triple CREE XP-Q Red. Flat sapphire watch "glass" window. McClicky switch. Uses a single 18350 battery. Comes with COA, bag of o-rings and GITD covers, and hard case. Has some light scuffs, otherwise excellent condition. A note from the consignor: "If Batman had a flashlight, this would be it!".