Easy-to-operate, rechargeable Silicone massager with flexible open design. 10 functions of intense vibration, pulsation and escalation. State-of-the-art memory chip resumes on last function used. Security travel lock feature b hold for 3 seconds to turn on or off. USB rechargeable b charging cord included. Complete charge in 1.5 hours. Runs for 35 minutes on high speed and 70 minutes on low speed.