The ASMARK A1502 PRO MacBook Replacement Battery is a black Li-Ion battery specifically designed for Apple MacBook Pro models from 2013-2015. It has a 54.5Wh/4781 mAh battery capacity and is compatible with various models such as MacBook Pro 13.3 inch Retina MLL42LL/A and MacBook Pro 13 inch A1708(Late 2016). This high-quality replacement battery comes with a 1-year manufacturer warranty, ensuring reliability and long-lasting performance. Perfect for those in need of a reliable and efficient battery to power their MacBook Pro device.