1. Ultra-quiet design
2. Handle air valve adjustment
3. Side Rear Vent and PVC Soft Rubber Wheels
4. Adopt a motor overheating protection device
5. Foot-operated switch and automatic wire retraction
6. EVA Soft Hose, Extendable Stainless Steel Pipe
7. Fashion transparent body, tornado design
8. The large roller is wrapped in PVC to prevent scratching the floor.
9. Adopt a washable HEPA filter device to avoid secondary pollution
0. Adopt filtration upgrade technology, sterilize, prevent mold, purify air