Amazon.com: XPS 3.7V 6000mAh Replacement Battery for JBL Charge 2+, Charge 2, Charge 2 Plus PN GSP1029102R, P763098 : Electronics
Amazon.com: Pickle Power V1 Version Battery for JBL Charge 2 +,Charge 2 Plus 3.7V 6200mAh Replacement Bluetooth Speaker Battery GSP1029102R(Wire Place Red-White-Black) : Electronics