Double electric breast pump, convenient with hands-free design. - Model Name: Swing Maxi - Type: Double electric breast pump - Features: Hands-free - Accessories: Power adapter, hose - Material: BPA-free Purchased at the end of May 2025, used for about 3 months. The 21cm breast shield has not been used. The 24cm breast shield and the breast milk collection cups have slightly discolored due to boiling, but there are no issues with use.