DJI Osmo Action 3 Multifunctional Battery Case

Stores three batteries and two microSD cards. Intelligently fast charges three batteries, and can be used together with those batteries as a power bank to charge other devices like a smartphone.

Osmo Action Multifunctional Battery Case × 1

Dimensions: 116.2×59.2×22.9 mm (L×W×H)

Osmo Action 4

Osmo Action 3