OVERVIEW With the force of a lightning bolt, the HP Wireless Mouse X4500 grabs your soul & won't let go. Its modern design expresses sleek athleticism. Battery life can last a game-changing 30 months.(1) Precise laser sensor works on most every surface.(2) BATTERY LIFE Up to 2 1/2 years (Battery life depends on usage) CONNECTOR DESCRIPTION USB wireless receiver at 2.4 GHz DIMENSIONS (W X D X H) 113.95 x 74.2 x 38.5 mm WEIGHT 0.075 kg PACKAGE WEIGHT 0.21 kg