Fits for MacBook pro 13 inch a1502 battery: Battery ModelA1493/A1582. Parameter--Capacity: 7800mAh/88.5Wh, Voltage: 11.34V. Battery Type: Li-Polymer Battery Advantages: 1.More than 1500+ recharge cycles over the life of the battery; 2.100% Safe with Upgrade chip to ensure 6-fold protection, eg.Intelligent temperature control-Over heat protection, Over charging protection, Short circuit protection...Without (swollen battery) Damage to laptop, 3. High Performance Electric Core, Real capacity can ensure the long operating time after charging full