Performance VX1 Pump precision engineered for maximum results. Performance VX1 is a premiere gentleman's enhancement system that consists of a motorized vacuum chamber, an airtight seal and a penis ring. Precision engineered vacuum chamber is clear for viewing progress measuring 2.59 inches wide, 11.25 inches in total length and accommodating 7.5 inches in penis length. The motorized pump provides exhilarating vibrations and the pressure release valve allows comfortable removal. Bonus elastomer penis ring helps maintain erection and elongate each VX1 experience. Male enhancement system. Quality pump with good suction includes easy release valve. Practice, practice and more practice. This penis pump is a great way to prolong climax and as a foreplay tool. Solo for endurance and personal pleasure. Clear collection cylinder with stylish black cap and trim. Always clean before and after use. How to use: prepare take a warm shower and stimulate penis. Stretch sleeve over cylinder opening. Apply lube to penis and sleeve. Power and motion: insert 3 AAA batteries. Insert penis into cylinder. Press cylinder against body to form airtight seal. Push button to activate motorized pump. Pump to achieve erection. Use cock ring to maintain erection. Cleanse and care: run water and apply a mild soap or wipe with a choice toy cleaner, then let air dry. Pump session should last no more than 15 minutes, wait 24 hours between each session and no more than three to five sessions a week. Penis pumps are a method of achieving maximum possible penis size for a temporary period of time. Penis pump results are temporary.