Support more than 4.5 hours running time when full charged. the torch come with a actual capacity 2600mah rechargeable 18650 battery which is specially designed for high power hunting flashlight Human's eyes are most sensitive to the green and red range of light. Animals are not spooked by a green or red light flashlight, great tool for fishing & hunting. Two switch mode:Toggle pressure switch/Tactical Switch. Hog hunting tactical flashlight with 20mm rail mount .Waterproof, can use it in rainy day