TA-Q4 warehouse patrol mini UAV is capable of autonomous warehouse patrol, autonomous count of inventory, real-time 3D navigation and warehouse position marking, smart scanning of cargo pallet data. It helps shorten the traditional manual operation from 4 hours to 15 minutes, and only 1 supervisor is needed to manage a whole warehouse. The results are accurate and thus human errors can be avoided. Moreover, no aloft work is required and thus potential safety hazard is eliminated.