Ammunition for love. Perfect for use in any Tantus vibrator, the Tantus 3-Speed Original Bullet is waterproof, has three speeds, a push-button controller, and is powered by a replaceable N1 battery. It can also be used on its own, and fits discreetly in a purse, pocket, or glove compartment. The pointed tip provides precise stimulation. Length 3 inches. Diameter 5/8 inch.