Power Supply 85W "L" Shape Computer Adapter for MacBook Pro A1151 A1172 A1189 A1211 A1278 A1281 A1286 A1222 A1343[16.5V-18.5V 4.6A] Input:100-240V 1.5A 50-60Hz Output:16.5V-18.5V 4.6A 85W Compatible Part Numbers: A1344 A1330 A1342 A1172 A1181 A1184 A1244 A1278 A1330 MA538LL/A 661-0443 661-4269 661-4485 661-4259 661-4339 Fast shipping:Ships from United States and take about 3-6 business day. Expedited shipping available. 12 Months Warranty