Food-grade Silicone - east 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. Max suction value range: 280300mmHg. Professional east Bump - silicone valve helps no milk leakage. The east pump has a capacity of 180ml, and the container is marked with a tick mark. The recommended optimal east pumping volume is 120 ml. Portable east pump Suck every drop of east milk. Measure correctly and choose the right flange size to help east milk flow out smoothly. Low Noise - Innovative pumping technology, the sound is less than 55 dB when used, and will not disturb a sleeping baby. Compared with the touch screen, the physical buttons have a longer service life and are less likely to be damaged. The built-in a adjustment buckle helps to improve Wear your east pump well. Function Upgrade - east pump battery capacity is increased to 1200mAh, and the compact portable pump allows moms to eastfeed anytime, anywhere. After fully charged, it can be used for about 80 minutes/4-6 times, and the automatic shutdown function every 20 minutes helps moms to suction comfortably milk. Important information Legal Disclaimer Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Package Dimensions : 18x 15x 11.5cm; 430 Grams