Autel Robotics Charger for use with X-Star Premium and X-Star Drone Batteries One charging unit for Autel Robotics X-Star and X-Star Premium drone batteries and controller Charges Autel Robotics intelligent Li-Po 4S battery (4900mAh and 14.8v) and X-Star series controller simultaneously or separately Charging unit includes cooling fan and AC cable Original Autel Robotics Parts