Get larger than life with the Jackson Penis Pump. No hand pumps or batteries needed here as this powerhouse pump is fully rechargeable. With regular use the Jackson will help you maintain larger and firmer erections as well as to prolong ejaculation. The Jackson is made from body safe medical grade silicone and high-quality ABS plastic and features three super strong suction power settings. A quick release button ensures quick vacuum release. A Silicone seal is included to make Jackson airtight.