60W L-Tip Universal Charger - Input: 100-240V, 50-60Hz Output: 16.5V-3.65A.(Note: This is the first generation of charger, knowing which specific laptop model you have is important. Please check clearing clearly before buying.) Compatible with Mac Book Pro - Replacement charger AC adapter for Mac Book Pro (13-inch, Mid 2012), Mac Book Pro (13-inch, Late 2011), Mac Book Pro (13-inch, Early 2011), Mac Book Pro (13-inch, Mid 2010), Mac Book (13-inch, Mid 2010), Mac Book (13-inch, Late 2009). Model: A1278 A1181 A1184 A1185 A1344 A1330 A1342. Dependable Protection - Built-in multi safeguards and cooling system to protect against overcharging, short circuiting, overheating, spark, reduce battery aging, friendly to battery. Magnetic DC Connector - The 60W Power Adapter features a magnetic DC connector, it helps guide the plug into the system for a quick and secure connection. In addition, the magnetic DC protects your Mac Book Pro from damage if someone trips over the charging cable.(Th