Magic Mouse 2 is completely rechargeable , so you’ll eliminate the use of traditional batteries. It’s lighter , has fewer moving parts thanks to its built-in battery and continuous bottom shell , and has an optimized foot design — all helping Magic Mouse 2 track easier and move with less resistance across your desk. And the Multi-Touch surface allows you to perform simple gestures such as swiping between web pages and scrolling through documents. Magic Mouse 2 is ready to go right out of the box and pairs automatically with your Mac. Magic Mouse 2 is completely rechargeable , so you’ll eliminate the use of traditional batteries.