Product Description Equipped with the latest radio and optical technology, this GE computer mouse brings the ease and freedom of wireless working to your desktop. It's compatible with a PS/2 or USB port, and operates within a 5' range of the receiver without cords that clutter the desk. Optical mouse with 800 dpi resolution takes less movement to control and has no moving partsso it won't get dirty, skip or break down. Side buttons can be programmed or work as forward and back buttons in Web navigating. Scroll wheel is smooth and quiet, and doubles as a third programmable button. Ergonomic design works for right or left hand use. New technology conserves battery power (HP 2030 IC batteries included). Includes mouse and receiver, software, PS/2 adapter, 2 AA batteries and user's manual. No. HO97990.