Maxman Penis Pump Erection Device The Penis Pump with Pressure Gauge is a complete all-in-one penis pump set featuring everything you need for effective pumping. It’s trigger grip makes it easy to control the pressure while the attached gauge helps to keep track of pressure with precision. Penis vacuum pump with pressure gauge. Trigger that provides easy use. There is a pressure relief valve. Non-slip, serrated roller. Made of ABS plastic and silicone material. The cylinder has dimensions of 20cm x 6cm. Effects: It can facilitate erection by expanding the capillaries in the penis. It can help the development and growth of the penis by exercising the muscles in the penis
