3 modes and 9 suction levels: massage, suction, and delivery are adjustable modes, providing comfort and pain free. Massage and soften the breasts before breastfeeding, promote milk flow, and imitate the frequency and intensity of the baby's actual sucking. At the same time, there are 9 suction levels for you to choose from. With memory function, the 30 minute timer is turned off. Hands free and wearable: Our improved integrated design allows mothers to directly place the breast pump into their bra to suck milk, and the powerful suction can collect more milk in a shorter time. Really free your hands! Four independent buttons are used to increase and decrease suction levels, change modes, and turn the pump on and off. At the same time, it adopts a two-piece design, which can be flexibly disassembled and cleaned without dead corners. Senior Assistant for Breastfeeding Mothers: Our breast pump features an LCD screen that can be used directly at night with low noise and won't disturb your family. At the same time, the bell mouth design perfectly fits and won't leak milk. It can suck milk whether sitting or lying down. It is a good helper for breastfeeding mothers. Safety assurance: Made of food grade liquid silicone that is free of bisphenol A, skin friendly, and bisphenol A. You can use it with confidence. The breast pump adopts a backflow prevention design, which can prevent contamination of breast milk flow and provide fresh rations for babies. No milk stains, protecting the health and safety of babies. Quick charging: This electric breast pump has an original diameter of 24 millimeters and is equipped with two connectors of 19 millimeters and 22 millimeters. Equipped with a built-in 1100mAh rechargeable battery and a fast charging TYPE-C interface. It only takes 2 hours to fully charge and can be used for approximately 120 minutes/3-6 times. Lightweight and easy to carry.