Apple MagSafe MC747B/A | Macbook Laptop Charger

The 45-Watt MagSafe Apple Mac Laptops Chargers Power Adapter for MacBook Air features a magnetic DC connector that ensures your power cable will disconnect if it experiences undue strain and helps prevent fraying or weakening of the cables over time. more info apple Mac Laptops In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection.