- Koowheel Self-balancing Drifting 2-wheel Hoverboard
- 2017-08-06 21:17
- Model Number: K5-33 Brand Name: Koowheel Key Specifications/Special Features: Innovative three parts structurePatent: our K5 scooter is officially granted a utility new model patent by SIPO its non-infringement with others, it is totally diffe...