The Power Piston penis pump is the ultimate power tool. A combination penis pump and vibrating stimulator, this versatile pink friend will keep you happy and humming. Just slip your penis into the vagina opening and use it as a masturbator. Work the hand pump to create powerful suction. Let the Power Piston help maintain an erection that’ll go the distance. Twist the pressure valve to release the vacuum. Crank up the vibrator and feel the powerful and pleasurable sensations this pump delivers. Use the vibrator with or without the suction pump - it’s your choice. Create any combination of stimulation you desire. You’re in control of the Power Piston pump.