This is the Osmo Pocket charging case with 2 microSD slots with storage for 4 ND filters and 2 smartphone connectors shown in their promo video. : r/dji
Charging port and mount adapter 1/4-20 for Osmo pocket - SHAPE
Amazon.com : OSMO Pocket Portable Power Bank, DJI Pocket Camera Handheld Portable Charger, Multifunction Type-C USB Charger for DJI OSMO Pocket Gimbal Camera : Electronics
Buy DJI Osmo Pocket Charging Case today at DroneNerds CP.OS.00000004.01
DJI Pocket 2 Charging Case CP.OS.00000129.01 B&H Photo Video
Amazon.com : DJI Osmo Pocket - Handheld 3-Axis Gimbal Stabilizer with Integrated Camera 12 MP 1/2.3” CMOS 4K Video with Charging Case Bundle : Electronics
Buy Osmo Pocket Charging Case - DJI Store
DJI Pocket 2 Charging Case 1500mAh with Compartments for 2 microSD, 4 – JG Superstore