Stretchy and comfortable dual-density Silicone vibrating enhancer plus Ultra-Soft™ silicone support ring. Textured dual ring design to bring you to the peak of ecstasy. Deep resonating power. 10 vigorous functions of vibrating action. Maximize pleasure for you and your partner. Luxurious body-safe Silicone. State-of-the-art memory chip resumes on last function used. Security travel lock – hold for 3 seconds to turn on or off. USB rechargeable – charging cord included. Complete charge in 2.5 hours. Runs for 30 minutes on high speed and 90 minutes on low speed.