6000mAh/22.2Wh/3.7V Li-Polymer Bluetooth Speaker Replacement Battery for JBL Charge 3 2016 Version, Fits JBL GSP1029102A - Walmart.com
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
JBL Charge 3 | Waterproof Portable Bluetooth Speaker
Buy Batmax 3.7V 6200mAh Battery GSP1029102A for JBL Charge 3 Online in Poland. B08798ZK1G
JBL Charge 3 | Waterproof Portable Bluetooth Speaker