MacBook Pro 15″ A1707 Battery—Model A1820 The A1820 battery is a high-quality lithium-polymer internal replacement battery designed for the MacBook Pro 15-inch with Touch Bar (Model A1707), released in Late 2016 and Mid 2017. Built for optimal performance and long-lasting power, it’s ideal for professionals and power users who rely on their MacBook throughout the day. Key Features: Battery Type: Lithium-Polymer (Li-Po) Voltage: 11.4V Capacity: 6667mAh Watt-hour (Wh): 76Wh Number of Cells: 6-cell Color: Black (internal unit) Average Runtime: 6 to 10 hours (depending on usage and settings) Recharge Cycles: Up to 1000 Compatible Part Number: A1820 Compatible MacBook Models: MacBook Pro 15-inch A1707 (Late 2016) MacBook Pro 15-inch A1707 (Mid 2017) (Verify by checking “About This Mac” or the model number on the bottom case) Note: This battery is an internal component and requires skilled installation. Using proper tools and precautions is highly recommended.
