This is the GDU S400E drone: a compact drone with 3kg payload capacity and take off altitude of 5000m. It has max flight time of 58 minutes. You can use one RC to control two units. This quadrotor comes with mmwave radars and can sense its environment from all directions.
The S400E can fly for 58 minutes. It has 4 cameras that it can use for motion detection, human face recognition, and power line fault detection. The GDU Flight Ⅱ app lets you preset flight routes for your drone to follow automatically.