Tingler Vibrating Plugs I, II, and III provide intense and strategically placed vibration exactly where you want it most. The firm yet forgiving silicone body yields to every body type ensuring a comfortable fit. The flat skinny base fits snugly along your body's curves, making it the perfect plug for adventurous couple's play. Each velvety smooth jackpin controller features two buttons for easy on/off operation and 3 levels of intensity control. (2 AAA batteries- not included)