The USB rechargeable Pocket Mate is small in size but big on power – producing 325 lumens. The Pocket Mate light is a weather resistant, personal light featuring a recessed button to prevent accidental turn on, and a Lithium Polymer rechargeable battery. It also includes a snap hook for attachment to a key ring, zipper pull, or ball cap using the handy metal clip. Shipped with a five-inch USB 2.0 A (male)to micro-USB cable.