The Targus Wireless Comfort Laser Mouse features a 1,200dpi laser sensor for smooth mouse movements. The ergonomic design is ambidextrous and reduces wrist strain while the soft, flexible side grips provide unparalleled comfort during use. Wireless capability eliminates cables and clutter from the workspace while RF 2.4GHZ technology significantly reduces cordless interference, delays and signal drops allowing the mouse to work up to 33 feet away. The mouse comes equipped with high-quality Energizer batteries and is designed to provide 15 months of battery life depending on usage. The battery life indicators let you know how much power is left, giving advanced notice when an extra set of batteries are needed. Featuring a sleek and comfortable form factor, the Comfort Laser Mouse provides wireless convenience and stores the micro USB receiver in the mouse so it's never lost and always ready for use.