The Macbook has been tested at an Apple Authorized Service location and verified as fully functional. Restored in it's factory default settings, comes with Mac OS X Yosemite (10.10) Keynote, Pages, Numbers, iMovie, Garage band, Open office, Skype. The Macbook is in excellent good condition, however it is a used item and may has minor cosmetic issues – see pictures for reference. We provide 30 days warranty which covers any hardware related issues, a genuine Apple ac adapter included. It will be shipped out the same business day- Fedex or UPS ground ( 2-5 business days).