From Manufacturer
The Kratos Series 99Wh V-Mount Lithium-Ion Battery and D-Tap Pro Charger Kit from IndiPRO Tools bundles a 14.4V, 99Wh V-mount battery with a powerful 2.5A, 16.8V battery charger that is compatible with worldwide power voltage from 100 to 240V. The battery is safe for air travel and is equipped with a D-Tap port, 2.1 and 2.5mm barrel connectors, and USB-A and USB-C ports for flexible connectivity to a wide array of professional gear, including lights, cameras, and video monitors.
A 1/4"-20 thread at the bottom of the battery provides an added mounting option when mounting the battery on a traditional V-mount connector is not possible. The battery charger plugs into an AC outlet and has an integrated LED status indicator that remains red when a battery is charging and turns green once the battery has achieved full charge.