<b>Hands Free Breast Pump</b><br><br><br><b>About the time</b><br>- It takes 2.5 hours to fully charge. The battery level shows three bars lit when it is full charged.<br>- In order to prevent breast damage, we recommended each sucking time should not exceed 15 minutes.<br>- Due to safety protection, it will automatically shut down after 30 minutes of continuous operation, press again to use. If you use it continuously for 30 minutes, you can use it 2 times. <br><br><b>Replacement Parts</b><br>Parts are recommended to be replaced once a month or two. Deformed parts may cause leakage and other problems. <br><br><b>About Electric Breast Pump Suction</b><br>According to research, the sucking pressure of a baby is 10 ~ 45kpa. At present, most of the sucking pump on the market publicize super suction, but this far exceeds the pressure of the international standard of 40kpa, which virtually causes damage to the capillary vessels in women's breasts. TSRETE breast pump fully in line with scientific standard 10 ~ 45kpa. The suction is strong but not painful. Super suction is not the best, good products do not hurt the breast.<br><br><b>Do you feel pain when use the breast pump？</b><br>Solution: first check whether there are lumps in the breast? Is the nipple chapped?It is recommended to use the automatic gear first.And do not use too much force to connect the breast to the lowest position.In addition, it is recommended that the sucking time should not exceed 15 minutes.<br><br><b>Warm tips:</b><br>All parts must be installed correctly and firmly to ensure complete sealing<br>Align the grooves on the silicone shield at the position of the urine shield of the breast collector to prevent milk leakage.<br>Must wear a bra to use the breast pump.<br>When cleaning, all accessories must be removed for cleaning (except for the pump motor and USB charging cable).Washing with boiling water for 5 to 8 minutes. Dishwasher is not recommended. Don't wash it with hard brush.