Apple 45W MagSafe 2 Power Adapter (for MacBook Air) Product description: The magsafe power adapter features a magnetic DC connector that ensure your power cable will disconnect if it expiriences undue strain and helps prevent fraying or weakening of the cables over time. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. Please feel free to make an offer! We are happy to work on bundle pricing as well. Tbox 19