Modes and 9 Suction Levels: Massage, suction, and delivery are adjustable modes, offering comfort and a pain-free experience. Massage and soften breasts before breastfeeding, promote milk flow, and mimic the frequency and intensity of a baby's actual sucking. You can choose from 9 suction levels. The 30-minute timer is deactivated with the memory function. Hands-Free and Portable: Our improved integrated design allows mothers to place the breast pump directly into their bra to express milk, and the powerful suction can collect more milk in less time. Truly free your hands! Four independent buttons are used to increase and decrease suction levels, change modes, and turn the pump on and off. It also features a two-part design, allowing for easy disassembly and cleaning without any hard-to-reach areas. A Key Assistant for Breastfeeding Mothers: Our breast pump features an LCD screen, allowing for nighttime use with low noise that won't disturb your family. The bell-shaped opening design ensures a perfect fit and prevents milk leakage. It can be used while sitting or lying down, making it a great aid for breastfeeding mothers. Safety Assurance: Made of BPA-free, food-grade liquid silicone, it's safe for skin and BPA-free. You can use it with complete confidence. The breast pump incorporates an anti-backflow design, preventing contamination of the breast milk flow and ensuring fresh feedings for babies. No milk stains, protecting your baby's health and safety. Fast Charging: This electric breast pump has an original diameter of 24 millimeters and comes with two connectors: 19 millimeters and 22 millimeters. Equipped with a built-in 1100 mAh rechargeable battery and a TYPE-C fast charging interface. It only takes 2 hours to fully charge and can be used for approximately 120 minutes / 3 to 6 times. Lightweight and easy to carry.