1. Support users to register and login?? protect personal information and privacy.</br>2. Customized Courses : Customize personal training courses according to the result of pelvic muscle assessment.</br>3. Curve optimization figure : Feel the tigteness?? Pelvic floor assessment?? Calendar curve optimization.</br>4. iBall connected successful?? show the real-time power capacity.</br>5. Individual ranking in the game mode : After the game mode of kegel exercise?? show the score and individual ranking.</br></br>Product Description</br></br>Advantage of kegel iBall: <br> 1. Top medical grade liquid silicone?? ROHS & FCC & CE certified?? more safe. <br> 2. The thickness of liquid silicone : 3 mm. Soft and comfortable. Real touch feels of human being. <br> 3. Three utility patents : Bladder Control Devices ?? airbag (air pressure sensor) design?? antenna design. <br> 4. Model airplan