Pump your nipples to maximum pleasure with Auto-VAC nipple pumps! No need to strain with manual pumps with this automatic device. Simply place the cups over your nipples, then just press the power button on the handheld motor and your nipples will swell to maximum pleasure. Make sure to place both cups on both nipples for the vacuums to work. Once you’ve reached the desired pressure, simply click the power button again to turn it off. When you’re ready to remove the cups, press the easy-access vacuum release button and enjoy enhanced sensitivity and sensation as you pamper your breasts.