The Streamlight ProTac 1L-1AA is the newest addition to the ProTac Series and a perfect everyday, ultra-compact, handheld flashlight. This dual fuel ultra-compact flashlight accepts a single lithium or alkaline battery, providing ultimate flexibility in the field. This high lumen tactical light features the latest in shock-proof power LED technology and three different user selectable programs. The combination of size, output, and battery versatility result in one of the brightest and versatile everyday carry lights. Packaged with a removable pocket clip and holster, CR123 and AA alkaline battery.