The Kodiak Kolossus is a rechargeable 15000 lumen COB LED tactical flashlight. The flashlight features a twist to focus beam. A 5000 mAh lithium-ion battery powers the flashlight and also acts as a power bank to charge smartphones. Four brightness modes of15,000 lumens (30 seconds), 10,000 lumens (2 Hours), 3000 (5 Hours) and 300 (30 Hours) Lumens. Double click manual lockout prevents accidental operation or overheating. Auto lockout after 2 minutes of non-use. The Kodiak Kolossus is IPX4 weather resistant and 1 meter drop tested. Aerospace grade aluminum construction ensures long lasting durability.