TPE New Laptop Replacement Battery for Apple A1382 A1286 (Only for Core i7 Early 2011 Late 2011 Mid 2012 Version) Unibody Macbook Pro 15" MC721 MD318 MD322 661-5476 661-5211 [10.95V 6700mAh 73Wh] Battery type: Li-Polymer; Capacity: 6700mAh/73Wh; Cells: 6-cell; Voltage: 10.95V. Use the keyboard shortcuts Ctrl+F or -F (Mac) to quickly crosscheck if your requested model is listed in the following Compatible Laptop Model List or Compatible Parts Number List. Up to 500 cycles service life, low self-discharge, no memory effect; Dual IC chips provide protection against short circuit, over-discharge, overcurrent. CE/FCC/RoHS certified for product safety. Grade A Cell ensures fast charging and low power consumption; Operation time for standard batteries(6-Cell, 4400mAh) can reach approx. 2 hours, but the actual operation time depends on how much electricity is required on your device. TPE only deals with brand new premium replacement batteries. We only use the highest quality cells inside the battery pack so you will have a long service life. Our inventory turns rapidly and you will always receive a freshly manufactured battery.