macOS Sierra includes: Photos, iMovie, GarageBand, Pages, Numbers, Keynote, Siri, Safari, Mail, FaceTime, Messages, Maps, Notes, Calendar, Contacts, Reminders, Photo Booth, Preview, iTunes, iBooks, App Store, and Time Machine.
Estimated Battery Life: Up to 12 hours web surfing, 12 hours iTunes movie playback, up to 30 days standby time. Full-size backlit keyboard. Multi-touch trackpad. Mini DisplayPort Output (DVI, VGA, HDMI, and DisplayPort connections with optional Thunderbolt adapters). Unibody design helps make the notebook thin, light, but durable. 45W MagSafe 2 power adapter.