1. This double-sided wearable hands-free breast pump is a portable all-in-one milking machine. It adopts LED high-definition large-screen display and touch screen operation. There are three modes to choose from, and each mode has nine gears Bit adjustable. 2. It is designed with anti-leakage and anti-reflux, which can effectively protect users from milk leakage and reflux. 3. The sucking method simulates the baby's natural sucking frequency. There are three models and nine sucking levels to choose from. You can choose the appropriate mode according to your individual needs. 4. There are two choices of massage mode and suction mode. The massage mode can quickly and shallowly massage the nipple and areola. The suction mode can quickly and gently suck out milk. There is also a mixed mode to meet the needs of more mothers. 5. Equipped with four different sizes of flanges to choose from, namely 17mm, 19mm, 21mm and 24mm, to ensure a correct fit, providing maximum comfort and pumping efficiency. This double-sided wearable hands-free breast pump has multiple functions and features, such as LED display, leak-proof design, anti-reflux design, multiple modes and gears, simulated baby sucking frequency, multiple massage and suction methods, Adjustable flange size, etc. Its goal is to provide a convenient, comfortable and efficient milk pumping experience, so that mothers can feel more at ease during the feeding process.