Intense vibrating waterproof and discreetly quiet bullet. Featuring an easy-to-use on/off button. Just press/hold for 3 seconds to turn on or off. - Waterproof - Phthalates free & RoHs compliant - Insertable Length: 2.5" (6.35cm) - Requires 1 AAA battery, included Clean after each use with Nasstoy's Antibacterial Toy Cleaner