TOMSHEIR 1800mAh Replacement Batteries for GoPro Hero 8/7/6/5 (2-Pack) and USB Fast Charger Compatible with GoPro Hero 8 Black, Hero 7 Black, Hero 6 Black, Hero 5 Black : Amazon.ca: Electronics
Extended Battery for GoPro 5 GoPro 6 Hero (2018 ) Extra Battery with Shockproof Protective Frame Housing Case Cover Shell with Side Power Bank for GoPro Here 5 Hero 6 Hero (2018 ) Black - Newegg.ca
2PCS Removable Battery Lid Side Door Cover Replacement for GoPro Hero 8 Black | eBay