Red light torch was specially designed for night vision and hunting. Animals eyes are not sensitive to red light like human's, so they will not be spooked by this red-light flashlight. It's very helpful to find the target in the dark, like hogs, coyotes, foxes during hunting games. . If you want to observe the natural behavior of animals in the dark, such as watching nesting sea turtles, snakes, and reptiles, it will be better than white light flashlight because the animals will not be disturbed by red light. Besides, red light flashlight is great for photographic darkrooms & theatre astronomy (reading star maps), aviation, night observation, hiking, camping. . Mini red torches have 3 lighting modes-High, Low, Strobe. With high mode you can have the powerful red light. With low mode you can have energy saved. With strobe mode you can use it for riding and signal torch to sending warnings. . 2 Pack red torches are included in the package, but the battery is not included. Powered by 1 x AA battery, or 1 x 14500 battery (14500 battery is much brighter than use AA battery, but 14500 battery will generate more heat than AA battery on flashlight case) .