Jupio Powervault Action 4
Jupio Power Vault are universal portable reachargeable batteries. Ideal for mobile phones and tablets. Comes in various sizes and capacities. Great for travel.
The Power Vault Action 4 is both a powerbank and a portable duo charger for GoPro Hero4. It comes with two Jupio batteries (1600mAh, AHDBT-401 equivalent) included in the kit.