STRONIC SURF. WAVES OF PLEASURE Hands-free thrusting & pulsing motion. Shaped for deep massage. Silent and discreet.7 speeds & 3 rhythms. PULSATOR II: a new generation of STRONIC toys. Lock function for easy travel. Intuitive button interface. Charge indicator lights. Low battery warning. 45 minutes of play on highest speed. 6-8 hours initial charge. Designed and handcrafted in Germany. Waterproof-submersible 2 year warranty.