DJI Charging Hub for Inspire 2 Quadcopter Intelligent Flight Batteries

Charging Hub
This DJI Charging Hub is designed for use with the Inspire 2 battery charger. It charges up to four Intelligent Flight Batteries simultaneously. If batteries are not paired, the Charging Hub will intelligently charge batteries according to power levels from high to low. If batteries are paired, the pair with more stored power will charge first. Note: The hub's built-in micro-USB port is for firmware updates only.
Categories: DJI Cat , Drone Accessories
Compatibility Compatible Battery Charger: Inspire 2 Battery Charger 
Compatible Battery Model: TB50 Intelligent Flight Battery
Input Voltage 26.1 V
Input Current 6.9 A
Charging Time Two Batteries: 90 minutes 
Four Batteries: 180 minutes
Port Micro-USB for firmware updates
Operating Temperature 41° to 104° F (5° to 40° C)
Weight 0.6 lb (253 g)
Package Weight 0.75 lb
Box Dimensions (LxWxH) 5.0 x 3.9 x 3.8"