Make big things happen. All day long. Up to 12 hours of battery life. Power through your whole day. Thanks to compact all-flash storage in Mac Book Air, there's plenty of room for a big battery. Working together with the power-efficient fifth-generation Intel Core architecture, this battery can post some impressive numbers. Mac Book Air gets up to 12 hours of battery life on a single charge. That gives you all-day power for surfing the web or watching i Tunes films. Put Mac Book Air to sleep for more than 3 hours, & it enters standby mode to conserve battery life for up to 30 days. Fifth-generation Intel Core processors Performance, meet endurance. Mac Book Air is powered by fifth-generation Intel Core i 5 & i 7 processors. This ultra-efficient architecture was designed to use less power & still deliver high performance. Which means not only can you do whatever you want -- you can keep doing it for longer than before. In addition, the Intel HD Graphics 6000 processor offers advanced performance you'll particularly notice with games & other graphics-intensive tasks. 802.11 ac Wi-Fi. The definition of fast. Mac Book Air supports ultra-fast 802.11ac Wi-Fi. When connected to an 802.11ac base station -- including Air Port Extreme & Air Port Time Capsule -- wireless performance is up to 3x faster than 802.11n Wi-Fi.2 & your Wi-Fi range improves as well. With Bluetooth technology, you can connect Mac Book Air to Bluetooth-enabled devices like speakers & headphones. Even without all the wires, you're totally connected. Fast all-flash storage. Ready. Set. Done. Part of what makes Mac Book Air so responsive is that it's designed entirely around flash storage. Not only does this make Mac Book Air much lighter & more portable than traditional notebooks, it also provides faster access to data. Available in capacities up to 512GB, 3 this PCIe-based flash storage is up to 17x faster than a traditional 5400-rpm notebook hard drive.4 So when you flip open M