Dr. Joel Kaplan Power Prostate Massager from Cal Exotics. Stimulator with that extra "reach". 8 intense speeds of vibration. Ergonomic controller with easy push button control. ABS/ABS with PU Cote (controller) ABS with PU Cote (black stimulator) ABS with Silver Plating (silver stimulator) TPE (button). Requires 4 AAA Batteries.