Breastfeeding Essentials: Spectra S1 portable breast pump features comfortable suction pump levels that mimic natural breastfeeding as closely as possible Travel Baby Supplies: Portable and rechargeable electric breast pump with a compartment for a Spectra bottle; essential baby feeding supplies for on-the-go moms Single or Double Pumping: Use as a single electric breast pump or a double electric breast pump; for best results, use Spectra baby accessories Hygienic Spectra Pump: Spectra backflow protector creates a physical barrier between your milk and the pump motor, ensuring your breastfeeding supplies protect your milk; easy to clean and maintain Used with 285 hours on it, see second picture.