Impact resistant easy to grip Xenoy housing. Proprietary optics for maximum output. Rugged lock-out switch design with two O-ring seals. Power: 95 Lumens (LED), 115 Lumens (Xenon). Waterproof to 100m. Burn Time: 30 hours (LED), 5 hrs (Xenon). Includes 8 AA alkaline batteries and lanyard. Weight: 12.8 oz (LED), 12.3 oz (Xenon).