Pump your nipples to extreme pleasure with the Auto-VAC Nipple Pumps! There?s no need to exert yourself with manual pumps with this automatic device. Just place the suction cups over your nipples, then simply press the power button on the handheld motor and your nipples will swell to succulence. Be sure to place both suction cups on both nipples in order for the vacuum to work. Once you?ve reached the desired perk, just click the power button again to turn it off. When you?re ready to remove the suction cups, press the easy-access vacuum release button and enjoy enhanced sensitivity and sensation as you pamper your perkier breasts!