– Ultimaxx Mavic 2 Intelligent Rapid Pro Charger Hub. Can charge 3 batteries
   at one time and 2 USB devices, ~50-60 minute charge time for batteries
   and 2A usb output.

– Dual USB port can output 5V/2A power for Spark/ mavic remote control
   and smartphone charging, batteries are 13.05V at 13.8A for each channel.

– Aluminum enclosure provides excellent heat dissipation to prevent
   over heating.

– Over-voltage, over-current, over temperature protections for consistent
   and safe operation.

– LED display for voltage and amperage of each charging port.