Juicebox Complete Battery Kit for Blackmagic Ursa and Ursa Mini The most cost effective and efficient power solution for the Blackmagic Ursa and Ursa Mini Features a super high capacity (150 watt hour) Juicebox v-mount li-ion battery Includes smart charger, v-mount plate and all necessary connectors and hardware. Power multiple devices through the battery's d-tap and USB outputs Backed by a limited one year warranty, full product support and an easy return and refund policy