From the seller

Brand: Spectra S2 Plus electric dual breast pump. Positive aspects 1)Gentle massage-like suction mimics natural baby nursing 2)Closed system keeps milk out of tubing and motor 3)Adjustable speed and suction settings for personalized comfort Breastfeeding Essentials: Spectra S2 portable breast pump features comfortable suction pump levels that mimic natural breastfeeding Personalized Breast Pump Settings: Adjust Spectra breast pump settings to fit your preference; adjustable two-phase cycling features expression and massage mode Single or Double Pumping: Use as a single electric breast pump or a double electric breast pump; for best results, use Spectra baby accessories BPA/DEHP Free: Spectra breast pumps and parts, baby accessories and breastfeeding supplies that come in contact with breast milk are BPA/DEHP free, keeping your baby safe Made For Moms, By Moms: The makers have committed their lives to providing the best brest pumps, accessories, education, breastfeeding essentials, and customer care that they can, supporting every mother with the beauty of parenthood