Discreet and personal Kegel exerciser with easy retrieval cord. Intense incremental speed control. Rechargeable, Lithium Ion battery runs for 1.5 hours on low speed 25 minutes on high speed. Complete charge in 2.5 hours Unscented non-porous hypoallergenic. Satin Finish and virtually seamless. Premium Silicone maintains and retains body heat. Auto on and off function and retains body heat.