Whether you're scrolling through a web page, using popular software applications or playing games, you don't want to get tangled up in cables. Thanks to the wireless design of this mouse, you can enjoy fluid, responsive control over your computer's programs without wires. Features micro-precise scrolling with a contoured shape and soft rubber grips. Convenient wireless connectivity eliminates cable clutter. Unifying nano-receiver is small enough to remain plugged into your laptop. Contoured design for hours of comfortable use. Stays powered for up to 18 months before recharging is needed. Battery life will vary depending on the product configuration, product model, applications loaded on the product, power management setting of the product and the product features used by the customer. As with all batteries, the maximum capacity of this battery will decrease with time and usage. Logitech (R) M325 Wireless Mouse, Blue is one of many Mice available through Office Depot. Made by Logitech.