Specifications: Battery Type: Li-ion Voltage: 11.4V Capacity: 4781mAh / 54.5Wh Color: Black Compatible Model(s): Apple Macbook Pro 13" A1708, MLL42CH/A, MLUQ2CH/A Compatible Part Number(s): MacBook Pro 13" Two Thunderbolt 3 Ports (A1708) Late 2016 / Mid 2017 Version Late 2016 MacBook Pro 13-inch, Two Thunderbolt 3 Ports, MacBookPro13,1 (A1708) MLL42LL/A or MLUQ2LL/A Mid 2017 MacBook Pro 13-inch, Two Thunderbolt 3 Ports, MacBookPro14,1 (A1708) MPXQ2LL/A or MPXR2LL/A or MPXT2LL/A or MPXU2LL/A MacBook Pro 13 inch A1708(Late 2016) MacBook Pro 13 inch A1708(Mid-2017) .