Amazon.com: NinjaBatt Battery A1502 A1582 for Apple MacBook Pro Retina 13” A1493 [Early 2015, Mid 2014, Late 2013] - High Performance [75Wh/11.42V] : Electronics
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Macbook Pro 13" A1989 Battery Replacement for Mid 2018- Early 2019 (Model A1964)
Amazon.com: Puredick A1494 A1618 Battery Only for (Mid 2015, Mid 2014, Late 2013) A1398 Replacement Battery for 15-inch A1398 - [Upgraded A1494/A1618 Universal Version] : Electronics
Amazon.com: Puredick A1582 A1502 Battery, Replacement Battery A1502 for MacBook Pro 13 inch Retina [ Early 2015, Mid 2014, Late 2013 ] A1493 - High-Performance and Longevity [11.36V 74.9Wh 18Months Warranty] : Health & Household
How to Replace and Calibrate a Macbook Air Battery in 90 Seconds - YouTube