The new MacBook Air is thin, light, and durable enough to take everywhere you go -- and powerful enough to do everything once you get there. A fourth-generation Intel Core processor and Intel HD Graphics 5000 deliver high performance, while using less power. So you get remarkable battery life: up to 12 hours on this 13.3 -inch model. And with up to 45 percent faster flash storage compared to the previous generation and new 802.11 ac Wi-Fi for up to 3x faster wireless, the new MacBook Air is quicker and more responsive than ever. The laptop has been tested and work perfectly. Cosmetically they are in good condition but will show some light signs of use such as minor scratches, dents or small nicks. The LCD work perfectly but may show some minor light spots. Batteries are all tested and holds a charge.