Upgrade your experience with the Logitech LX7 Cordless Optical Mouse. The soft-touch rubber grip provides natural comfort, and the wireless mini-receiver receiver installs effortlessly and eliminates clutter. Smart power management extends battery life up to 8 months - or more if you use the on/off button - and an indicator light gives you plenty of advance notice when it's time to change batteries. Tilt wheel plus zoom is perfect for viewing digital photos and spreadsheets. Instantly zoom in or out, and scroll horizontally and vertically without moving your mouse. Forward/back buttons allow speed browsing in web sites and documents. Logitech LX7 Cordless Optical Mouse - Mouse - optical - wireless - RF - USB / PS/2 wireless receiver