Spectra S2 electric breast pump. Used, great condition. 24 mm Flanges included. Adjustable settings. A favorite of moms and lactation consultants, the Spectra® S2 Plus double electric breast pump is designed to bring confidence and comfort to every moment of your breastfeeding journey. Weighing only 3 lbs, the S2 Plus is ultra-quiet for optimum privacy. Additionally, the S2 Plus is hospital strength (270 mmHg), ensuring productive single or double pumping sessions. Like all Spectra® pumps, the S2 Plus is a true closed system, creating a hygienic barrier between outside contaminants and mother’s milk.