1800mAh 2-Pack Replacement Batteries and 3-Channel USB Storage Quick Charger for Hero 9 Black Hero 10, Fully Compatible with Gopro Hero 9/10 Battery and Charger (1800mAh) - Walmart.com
Amazon.com : Kastar GOPRO3 Battery (3-Pack) and Charger Kit for GoPro HD HERO3, HERO3+, AHDBT-302 Work with GoPro AHDBT-201, AHDBT-301, AHDBT-302 : Electronics
4pcs 1250mah Hero 3 Gopro Hero3 Battery Replacement + Led Dual Usb Charger For Gopro Go Pro Hero 3 3+ Cameras - Digital Batteries - AliExpress