3 functions – 5 intensity levels stimulation function that simulates the babys natural tendency to suck and causes milk flow. pumping function for more efficient pumping. silent operation for discreet and calm pumping. modern & discreet design fits inside the bra without tubes or cables. easy to assemble & clean. milk collector (150ml) easy & quick self-sterilization. possibility of closing with a lid for direct storage of milk. soft funnel silicone funnel for maximum comfort, can be used alone or with the addition of an insert. 3 inserts in different sizes are included, offering a total of 4 size alternatives. quality & safety: for babies from 0 months and up. All products are made from materials free of bisphenol A (BPA) & bisphenol S (BPS).