Genuine Macbook Charger adapter from Apple. (All chargers are New and Sealed)  Compatible with 15 or 17-inch MacBook Pro. The 85 Watt MagSafe Power Adapter 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. In addition, the magnetic DC helps guide the plug into the system for a quick and secure connection. When the connection is secure, an LED located at the head of the DC connector will light up; an amber light lets you know that your portable is...