The ultimate shower stroker! The Apollo Hydro Power Stroker is a 100% waterproof, totally self contained power stroker with a vibrating textured chamber for added sensations and 30 incredible functions of vibration, pulsation and escalation. The removable sleeve allows for easy cleaning. A memory chip resumes on last function used and the easy push button control allows for easy play in and out of the water. It also includes an optional multi-position hands-free suction cup swivel - mount included.