Cordless Optical Mouse for laptopsThey work where you work. Built for comfort, convenience, control and performance, you might need Cordless Optical Mouse for Notebooks that features an ergonomic design with soft non-slip rubber grips and side panels. They have one where you can instantly scroll horizontally or vertically, zoom in and out, with the ridged wheel that provides a better grip for side-to-side scrolling plus zoom, perfect for viewing digital photos and spreadsheets. A convenient mini-receiver snaps into the mouse for easy transport, turning it off. Extended battery life is up to 6 months (and longer with automatic on/off), with battery power indicator. It uses high-definition optical technology with 1000 dpi optical sensor that makes the Cordless Optical Mouse two and a half times more responsive than standard optical mice.