About this item Powerful-15 different amplitudes and double motors：multiple modes make you to relieve fatigue, relieve stress and return to an ideal healthy life when you go home after get off work or travel Waterproof & Constant temperature heating-100% Silicone soft and safe： you can enjoy warm of spring in all seasons.IP73 waterproof can be used while bathing or swimming, and it is easy to clean Professional & Humanized：We will respect your privacy, packaging and shipping with complete confidentiality. Continuous-Built in high capacity battery：It is DC charging Longer using and safer charging Convenient-Realistic shape： thin and beautiful, you can carry it with you