Package includes: the package includes several red light LED flashlights, and specific quantity for your choice, which are sufficient to meet your needs for daily activities; This red flashlight use 1 AA battery Designed for observer: this single mode red light torch is specially designed for observers; Night observation is hard to find the target, and if you use the white light, animals will hide from you, you are not able to watch their natural behavior at night, so this night light flashlight with red light is very helpful to find the animals in the dark, helping you observe turtle, snakes, and the reptiles easily and clearly One mode design: our single mode red LED torch has only one switch mode (On/OFF), which is a smart and humanized design; There maybe some trouble for switching between 3 modes or 5 modes to decide which mode to use, so the red light flashlight with only one mode will be very practical and suitable for your effective work Functional and practical: scalab