Easy-to-operate. rechargeable Silicone massager is ergonomically designed to fit your body 10 functions of intense vibration. pulsation and escalation 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 hours Runs for 1.5 hours on high speed and 2 hours on low speedDimensions:Overall: 4.5 x 2 in.Vibrator: 2.75 x 2 in.Package: 2 x 4.75 x 8.5 in.