On the switch to make it massage by vibrate. It can be used for relaxing massages. Enjoy and feel the pleasure in places like your shoulders, back, and arms... Features : - Change between interesting themes - Lock screen to unchange the settings while massage - Set speed between vibrations - Set the power of vibrations - Modern & easy to use user interface SUBSCRIPTION PRICING AND TERMS : In-App Purchase: USD $ 04.99 One Month Subscription The subscription will automatically renew unless turned off in your iTunes Account Settings at least 24 hours before the current period ends. You can go to your iTunes Account settings to manage your subscription and turn off auto-renew. Your iTunes Account will be charged when the purchase is confirmed. MORE INFO Privacy Policy :- https://apps360studio.com/Vibration_therapy_massager/pp Terms & Conditions: - https://apps360studio.com/Vibration_therapy_massager/tou Thank you so much!