Mac Book Pro Charger, 60W Magsafe Power Adapter L-Tip Magnetic Connector Charger for Mac Book and 13-inch Mac Book Pro (Before Mid 2012 Models) Macbook Pro Charger features a Built-in heat sink dissipates heat to keep the charger from overheating and macbook pro laptop charger runs safe and cold during the entire charging cycle. 60W MagSafe Power Adapter.Input:100 - 240V,50-60H Output:16.5V 3.65A Universal Wattage Charger:Our 60W charger fully Compatible with macbook and 13-inch macbook pro.The laptop will only draw the wattage needed and will not damage the laptop. If you have multiple laptop, this is the perfect interchangeable charger. The charger features a magnetic connector that ensures your power cable will disconnect harmlessly if it experiences undue strain and helps prevent fraying or weakening of the cables over time. In addition, the magnetic helps guide the plug into the system for a quick and secure connection. Fully compatible with MacBook and MacBook Pro:MacBook Pro (13-inch, Mid 2012),MacBook Pro (13-inch, Late 2011),MacBook Pro (13-inch, Early 2011),MacBook Pro (13-inch, Mid 2010),MacBook (13-inch, Mid 2010),MacBook (13-inch, Late 2009). Part Number: A1342 A1278