Amazon.com: Pickle Power Battery for JBL Charge 2 +,Charge 2 Plus V1 Version 3.7V 6200mAh Replacement Bluetooth Speaker Battery GSP1029102R(Wire Place Red-White-Black) : Electronics
AKKU 30958: Battery for JBL Charge 2 Plus, Li-Po, 6000 mAh at reichelt elektronik