The Colt Mighty Mouth is the 100% waterproof, self-contained power stroker. This vibrating pleasure stroker has a , noduled chamber for added sensati ons. Featuring 30 incredible functions of vibration, pulsation, and escalation. The memory chip resumes on last function used. The Mighty Mouth has easy push-b utton control and an optional multi-position hands-free suction cup swivel mount , included. Requires 4 AAA batteries, not included.