The Microstream is a compact single AAA alkaline battery powered flashlight featuring a tail cap switch, momentary or constant on operation, a combination pocket/hat clip for convenience, and amazing brightness and run time for a light of its size and value. Great for everyday carry with 45 lumens in a compact 3.6 inch design. Clip it to your pocket or hat for convenient access. Built with durable aluminum construction and tested for 1 meter impact resistance, this light is tough enough for demanding use. The handy push button tail switch offers momentary or constant on operation, while IPX4 water resistance protects against splashes and light rain. Backed by a limited lifetime warranty and meets applicable European Community Directives.