HOTROD revs its super charged dual motors so you can speed up and down your expressway with 10 vibration modes and 6 intensity levels. This unique stroker lends its sleek design to that of a sports car with a velvety smooth silicone body. And. if ever it gets a bit cold. just turn up the heat with the warming function button. Plus. it's completely submersible so you can take hotrod for a leisurely drive. down the speedway or wherever you decide to float your boat. Speed away big guy. Travel Lock. USB rechargeable: 90 minutes of charging will provide 45 minutes play time.• 100% Silicone • 100% Phthalates Free • One Year Warranty