Amazon.com: Replacement Battery for MacBook Pro A1398 (Late 2013, Mid 2014, Mid 2015 Version), Apply to MacBook Pro 15 inch Retina Late 2013,Mid 2014 and Mid 2015 - TECHOWL A1494 A1618 Battery : Electronics
USED Original Genuine Battery A1493 for Apple Macbook Pro 13" A1502 2013 2014 711102543653 | eBay
Amazon.com: NinjaBatt Battery A1494 for Apple MacBook Pro Retina 15" [Mid & Late 2013 2014 Years] A1398 ME293 ME294 - Long Lasting [11.26V/95Wh] : Electronics