Dimensions: 7"; Construction: HAIII Military Grade Hard anodized Aluminum; Color: Black; Battery: Lithium; Light Features: LED l Water Resistant l Strobe l SOS Strobe l High: 1500 Lumens for 3h 15m l Medium: 500 Lumens for 7h 15m l Low: 5 Lumens for 610h; Other Info: 4 CREE XP-L HI V3 LEDs. 1003m beam distance. Dual-switch user interface. 5 brightness levels and 3 special modes. Power indicator light. Reverse polarity protection. Rear tripod receptacle. Ultra=clear mineral glass with anti-reflective coating. Impact resistant. 3600 lumen turbo mode. Uses 4- 18650 batteries. Spare O-ring. Lanyard. Boxed.