Streamlight 88102 TL-2 2-Lithium Xenon Tactical Flashlight, Black Compact, powerful, tactical flashlight with focusable xenon bi-pin bulb Black machined aluminum with tailcap/rotary, on-off, removable pocket clip and adjustable wrist lanyard Two 3-Volt lithium batteries provide up to one hour of continuous use Weighs 4.33-Ounce 0.9-Inch deep x 4.9-Inch long