Streamlight Stylus Black Penlight combines the convenience of a penlight with the power of a high-intensity LED. Stylus series of Streamlight lights are tough, durable, safety rated, waterproof lights. Streamlight Stylus Black Flashlights are ideal for a variety of tasks, from reading a map on a camping trip and inspecting hand-to-see places, to forensic investigations and tactical law enforcement operations. Stylus Streamlight LED Black Penlight has a battery life 20x greater than a standard flashlight and goes anywhere you need it. Stylus series of Streamlight offers a run time of up to 24 hours of continuous use. Comes with a integral pocket clip.