DJI OSMO Part 50 Battery (2 PIN) to DC Power Cable | eBay
DJI Osmo External Battery Extender - YouTube
Amazon.com: Smatree Portable Power Stick(Power Bank) Compatible for DJI Osmo Mobile 6, Extension Rod with 5000mah Battery Compatible for Osmo Mobile 6( Osmo Mobile 6 is Not Included) : Cell Phones & Accessories
Part Specifications-External Battery Extender...? | DJI FORUM