Optimum Series Automatic Smart Pump

Increase endurance and increase size with 3 unique enhancement exercise modes. The TPR smart pump has easy-touch controls and a quick air release button for customizable pumping. While the thick open-end sleeve and tight, nubbed chamber provide stroking pleasure with or without the pump. The cylindrical pump and thick, durable sleeve are designed to create the perfect seal and powerful suction at the touch of a button. Recharge the premium pump in 90 minutes with the provided USB charging cable to enjoy 60 minutes of high-speed stimulation. Cylinder measures 8 in. by 2.5 in. Sleeve measures 5.25 in. by 3 in.