I checked the battery performance of the action camera 'DJI Action 2' that can increase the battery by attaching a module - GIGAZINE
DJI Action 2 Power Combo - 4K Action Camera with Extended Battery Module, 155° Field of View, Magnetic Fixings, Stabilisation Technology, Waterproof Sports Action Camera for Everyday Recording: Amazon.de: Electronics & Photo
DJI Action 2: Offizielle Renderbilder, alle Specs und erste Preise der GoPro Hero 10 Black Alternative geleakt - Notebookcheck.com News
DJI Action 2 Released - Tiny Modular Action Camera with 4K120 | CineD
Action 2 Camera Bag Portable Case Battery Module/magnetic Adapter/cable Storage Box Waterproof Bag For Dji Action 2 Camera - Sports & Action Video Cameras Accessories - AliExpress
DJI's new Action 2 camera is covered in magnets | Popular Photography