Amazon.com: Sicimly 6000mAh Replacement Batteries fit for JBL Charge 3 GSP1029102A : Electronics
6200mAh Speaker Battery for JBL Charge 3 Bateria GSP1029102A with Install Tools - Price history & Review | AliExpress Seller - PicklePower Global Store | Alitools.io
6000mah 3.7v Battery Bateria Gsp1029102a For Jbl Charge 3 (pls Double Check The Place Of 2 Red Wires On Your Old Battery) - Digital Batteries - AliExpress