Breastfeeding is one of the most beautiful and intimate experiences a mother can share with her baby. The Pure Expressions Single Channel Electric Breast Pump mimics a baby's natural nursing rhythm and suckling pattern. The Pure Expressions Breast Pump allows you to express milk one breast at a time. It's a great choice because excellence matters when it comes to you and your baby. The two-phase expression includes both Stimulation and Expression modes, imitating the natural breastfeeding experience, which means more milk in less time. Choose from 9 Suction Strengths 30-minute timer, memory function auto-saves last pumping session. The closed-loop, anti-back?ow system guarantees no milk backup into the tubing or motor. It's a natural, healthy experience with a pump that's easy-to-clean. Each Pump comes with the following: 27mm pump kit w/silicone insert , Dust cover x1 , 4oz wide neck bottle x1 , Tubing x1, 6V power adapter x 1, Internal battery pack, Feeding nipple set x1 and Draw String Bag.