Equipped with a specially designed smooth optic lens, Lumintop AD01 delivers a max 650 meters distance from a single 18650 Li-ion and provides a 1200 lumens max output on Turbo. It allows more battery options by compatibility with 18650 Li-ion, D cell, and the easy-get AA cells. Compact in size, with IP68-rated waterproof and dustproof protection, AD01 is an ideal choice for outdoor, hiking, camping, etc. lighting devices.