Core design: Invisible wear, free your hands. Cordless portable structure: Lithium battery and silent motor are built into the cup, which can be hidden in the underwear when wearing, no need to plug in when breast pumping, no restriction on movement. Adaptive breast design: Food-grade silicone flared mouth adapts to different breast shapes, and the areola is tightly wrapped in 360 to avoid the embarrassment of leaking, and it can be steadily sucked when exercising. Intelligent Lactation System Dual Mode + 9 Speed Adjustment: Lactation Mode (Bionic Stimulation Milk Array) and Suction Mode (Even Speed Drainage), the suction power can be adjusted freely according to the amount of milk, so that new mothers can also get started quickly; Automatic Memory Function: Remember the last mode and speed, and then switch on the machine next time to directly fit it to reduce the repetitive operation. Silence and battery life Low noise: noise