1. Full touch screen with LED display with power bank 

2. 4 phases expressions: 6 levels Massage/9 levels Suction/9 levels Fast suction/6 levelsFrequency conversion function

3. 2400mAh rechargeable Lithium Battery 

4. Memory function, super-quiet

5. BPA free material, petal massage cushion 

6. Closed system with anti-backflow

7. Flange Size: 21mm,24mm,27mm and 30mm

8. Power supplied by lithium battery, AC adapter or USB cable 

9. Certifications: ISO13485, FDA(K510),IEC62133,LFGB,BPA free,CE,RoHS;