• Waterproof • Decadence has been taken to a new level with this sleek, slimline, new waterproof controller • 8 ascending levels of speed control • 3 functions of vibration, pulsation, and escalation • Dual rotating patented bead design – beads turn left and right at the same time • Easy on/off button • Unscented TPR • 3 AA batteries • 5.5”x 1.4”/14 cm x 4 cm • US Patent # US007153004B2