Nitesun B88U night hunting flashlight uses one CREE XM-L2(U4) LED and can reach max 750 lumens output. This flashlight is powered by one 18650 battery with max 20 hours run time. The tail-cap switch offers multiple choices on modes to meet different needs. IPX-8 standard waterproof features and 500 meters long beam distance, Nitesun B88 could be widely used from camping, hiking, hunting, fishing to cycling. It is one of your best choices for long beam shot lighting. Custom service for mode, package, and accessories are available.