High-intensity motor Powerful flexible head with deep rumbling vibrations Vibrating personal massager to increase circulation 20 functions of vibration, pulsation and escalation 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 1 hour Runs 1 hour on high speed and 1.5 hours on low speed Dimensions: Head: 2.25 x 2 in. Overall: 7.5 x 2 in. Package: 2 x 9.5 x 5.5 in.