About this item 
Renewed products look and work like new. These pre-owned products have been inspected and tested. We typically perform a full diagnostic test, replacement of any defective parts, and a thorough cleaning process. Packaging and accessories may be generic. 
Laser technology delivers 20 times the performance of standard optical tracking 
Miniature sensors detect even the slightest movement 
Top-shell design matches other Apple products 
Bluetooth technology and Touch-sensitive technology