The Z2 Double Electric Pump by Zomee features three modes and 19 different suction levels, which will bring you the baby's natural sucking rhythm to express more milk in less time. Pain-free, comfortable, and efficient, this lightweight and easy-to-use breast pump saves you space when in use and storage, and can be easily transported and set up for use in any room in your home, office, or on the go. Zomee's fully enclosed system, allows milk to travel through the system, straight from your breast to the bottle without coming into contact with the air. This maintains the highest level of hygiene for both you and your baby. Assembling Zomee's Breast Shield is uncomplicated and intuitive, with as few parts as possible to wash and sanitize. All plastic components are made without BPA or any other harmful chemicals and comply with international safety regulations.