Apple Magic Trackpad Compatible with Apple Mac Desktop Computer (MC380LL/A)

Magic Trackpad gives you a whole new way to control what’s on your Mac desktop computer.
Swiping through pages on screen is just like flipping through pages in a magazine.
Inertial scrolling senses the momentum in your fingers as you move up and down a page.
Nearly 80 percent larger than the built-in trackpad on the MacBook Pro, giving you plenty of room to perform gestures.
Magic Trackpad connects to your Mac via Bluetooth wireless technology.