This toy has a rolling massage ball in the tip! AMAZING! Powerful Silicone dual massager with triple motors. 7 functions of stimulator vibration, pulsation and escalation. A 3-speed rolling pleasure ball with intense massaging action on the textured tip. State-of-the-art memory chip resumes on last function used. USB rechargeable – charging cord included. Full charge in 1 hour can run for 40 minutes on high speed and 50 minutes on low speed. Comes with an easy push button control, hold each button independently for 3 seconds to turn on or off.