The Genuine Apple MagSafe 2 Adapter Charger is specifically designed for MacBook Air models from Early 2015, featuring a 20V voltage and 4.25 A output current. This white power adapter by Apple is compatible with 11" and 13" MacBook Air laptops, providing a reliable and efficient charging solution for your device. With a focus on quality and compatibility, this charger is a genuine Apple product that ensures a seamless and safe charging experience for your MacBook Air.