Mac book pro Charger 85W Magnetic 1st-Gen L-Type Power Adapter Compatable with: Mac Book Pro (15-Inch, Mid 2009) Mac Book Pro (17-Inch, Mid 2009) Mac Book Pro (17-Inch, Early 2009) Mac Book Pro (15-Inch, Late 2008) Mac Book Pro (17-Inch, Late 2008) Mac Book Pro (15-Inch, Early 2008) Mac Book Pro (17-Inch, Early 2008) Mac Book Pro (15-Inch, 2.4/2.2 GHz) Mac Book Pro (17-Inch, 2.4 GHz) Mac Book Pro (15-Inch, Core 2 Duo) Mac Book Pro (17-Inch, Core 2 Duo Mac Book Pro (15-Inch, Mirror Surface) Mac Book Pro (17-Inch) Mac Book Pro (15-Inch, Mid 2012) Mac Book Pro (15-Inch, Late 2011) Mac Book Pro (17-Inch, Late 2011) Mac Book Pro (15-Inch, Early 2011) Mac Book Pro (17-Inch, Early 2011) Mac Book Pro (15-Inch, Mid 2010) Mac Book Pro (17-Inch, Mid 2010) Part number: A1286 / A1211 / A1290 / A1297 / A1226 / A1175 / A1150 / A1343 / A1229 / A1151 / A1172 / A1222 / A1212 SPECIFICATIONS: Input: AC 100-240V,1.5A 50-60Hz; Output: DC 19V 4.7A 85W The difference between the Magnetic 1 and Magnetic 2 Magnetic 1:the middle pin that is smaller than other 4 pins Magnetic 2:5 pins are the same size. LED Indicator,When the connection is secure, an LED located at the head of the DC connector lights up; an amber light lets you know that your notebook is charging, while a green light tells you that you have a full charge. An AC cord is provided with the adapter for maximum cord length, while the AC wall adapter (also provided) gives you an even easier and more compact way to travel. What is our 85w power adapter L-type protection: Built-in over current, over voltage, over temperature and over power protection. Tips: 1. Check the MODEL NUMBER on the back of your Mac Book; 2.“CTRL + F” to find the model; 3. Check the Rated Voltage and Current if it is the same with your MAC.What You Get:1 x 85W mac book pro charger;1x user manual;1x storage bag and 1 year long hassle-free replacement warranty & 30 days money-back guarantee. The magnetic DC connector makes it easy to disconnect the cord if someone should trip over it, and also helps prevent fraying or weakening of the cables over time. Input: AC 100-240V,1.5A 50-60Hz; Output: DC 19V 4.7A 85W;Knowing what specific Mac model you have is important.Please check out carefully Before Purchg. Replacement charger AC adapter for Mac book Pro series 15-inch & 17-inch launched between Early 2008 to Mid 2012:A1286 / A1211 / A1290 / A1297 / A1226 / A1175 / A1150 / A1343 / A1229 / A1151 / A1172 / A1222 / A1212. Compact,Light weight, Charger for Mac book Pro not only brings you quick charging experience, its portable design is easy to carry brings you best travel experience.