[2 Modes & 9 levels suction]: Provide stimulation & expression mode and 9 levels of suction can be adjusted for each mode. Unique AIR WAVE vibration technology to help you pumping efficiently. Simply operation panel, easy understanding. Mothers can choose the best pumping intensity by using comfort mode.

[Battery powered]: Fully charged can be used 3hours. The auto shut-off every 30 minutes helps moms pump on comfortably. Higher capacity battery and faster Type-C/USB2.0 charging.

[Bionic Design]: Ergonomic soft rim & oval shape flange better fit breast. It's more comfortable, more gentle, and easier to clean than traditional flanges. Come with a size 27mm Flange. Please choose the right size flange to avoid pain from pumping.

[BPA free& Smart Design]:Grownsy breast pump accessories are made of soft food-grade silicone, they are easy to removable and clean while maintaining a good seal to achieve the best suction. adds an LED display with mode gears at a glance.

[Silent & Anti-backflow Design]: This electric double breast pump has an impeccable backflow prevention design, so moms don't have to worry about leak or spilling milk.The recommended optimal breast pumping volume is 120 ml. reduced noise <60dB, low noise design allows mothers to pumping peacefully, without worrying about disturbing the baby's sweet dreams.