The new Z2 Double Electric Pump by Zomee features 3 modes and 19 different suction levels which will bring you into the comfort of the baby's natural sucking rhythm to express more milk * Pain free comfortable and efficient * Lightweight and portable design make it easy to transport * All breast pump parts and accessories that come in contact with breast milk are made without BPA or any other harmful material * Can be used for double or single expression * Anti- backflow design * 2-Phaze mode; Massage or Expression * Flexible charging options; AC adapter USB port power bank and more