Pump Worx Rechargeable 3 Speed Auto Vac Penis Pump Black. Discover thick, throbbing erections that last and last with this professional grade Rechargeable 3 Speed Auto Vac Penis Pump! Developed as a safe, affordable, non-surgical alternative to expensive medical procedures and pills, this hands free, auto powered penis pump is the easy way to instantly enlarge your penis without any negative side effects. Best of all, with no batteries to worry about, you will never suffer a midway letdown. Just sit back, relax, and let this rechargeable pump do all the work for you. With the push of a button, the powerful motor creates a super strong suction inside the chamber, forcing your erection to quickly expand its length and girth. Simply insert your penis into the tube and press the + plus button to power it on and cycle through three speeds of suction. Decrease the speed or turn it off by pressing the - minus button,