Product Description WLS Laser DT MSE 8000 32BIT/64 USB ALUM Amazon.com The Microsoft Wireless Laser Mouse 8000 combines cutting edge features with sophisticated design. Microsoft's first rechargeable mouse, the 8000 delivers 2.4GHz Bluetooth wireless performance, high definition laser and more, all in a sleek and stylish brushed-aluminum package. Fully rechargeable so you save money on batteries, this mouse has a battery-status LED indicator that indicates when batteries need recharging so you won't be caught without power to run your mouse in a critical moment. This Microsoft wireless mouse is designed to be symmetrical for right- or left-handed users, with an authentic brushed-aluminum casing that feels as good as it looks, and has a four-way scrolling button with Tilt Wheel technology for greater efficiency and comfort when ripping through long documents or web pages. This mouse utilizes Microsoft's High Definition laser technology for more precise, more responsive, and smoother tracking, as well as 2.4GHz Bluetooth with First Connect Technology so you can connect wirelessly right out of the box. For convenience features, Microsoft's 8000 mouse has an Instant Viewer function that lets you click the scroll button to display all your open windows so you can click to select the one you need, a Magnifier function that lets you point-and-click to enlarge and edit sections of detail, and customizable buttons that provide you with quick access to media, programs, and the files or functions you use the most. The Microsoft Wireless Laser Mouse 8000 requires a PC running Windows XP (with Service Pack 2) or Windows Vista, 100 MB free space for installation and 45 MB free space for ongoing usage, an open USB port, and a CD drive for installation software. This unit comes with a mini-Bluetooth transceiver, one AA NiMH battery, an installation CD, and a user manual.