Amazon.com: Pickle Power Version 2 Battery Replacement for JBL Charge 2+ Charge 2 Plus Charge 3 2015 Bluetooth Speaker Battery GSP1029102R(3.7V/6200mAh) : Electronics
GSP1029102R 6200mAh Battery for JBL Charge 2 + Charge 2 Plus Charge 3 (2015 Version) - AliExpress