Totally self-contained power stroker with removable suction cup base. Vibrating pleasure stroker with deep throat action. Sleeve ergonomically shaped for absolute form and function. 30 incredible functions of vibration, pulsation, and escalation. Easy push button control. Optional multi-position hands-free suction cup swivel mount included. 3.5 x 2.25/9 cm x 5.75 cm (chamber). 8.5 x 3/21.5 cm x 7.5 cm (overall). TPR (sleeve) ABS (button) ABS with PU Cote (case). 4 AA