Increase your size and confidence with this professional quality Pro-Gauge power pump. Simply insert your penis into the vacuum cylinder tube, squeeze the EZ-grip handle, and watch as your penis grows larger and thicker than ever before. The soft PVC sleeve forms a perfectly airtight seal against the skin and creates a powerful vacuum within the chamber, forcing your erection to expand and swell with power. The clear vacuum cylinder lets you watch your penis grow larger and fatter with each press of the lever, while the easy-to-read gauge lets you know how much pressure you've pumped. The tube is made from thick, high-quality acrylic and is marked with standard metric and American graduations to measure your growth. The precision pressure gauge allows you to monitor your pumping progress and see the amount of vacuum pressure. When you have reached your desired size, simply press the quick release trigger on the top of the handle to instantly relieve the pressure and you are ready to play! Use an enhancement ring to help maintain your erection and prolong ejaculation. • Instantly increases length and thickness • Improve your endurance and performance • Get stronger and more explosive ejaculations