57063-3 Features: -Breast pump.-Daily use double pump electric.-New bag style with extra storage.-Adjustable speed / vacuum dial lets mom choose her most comfortable setting.-Removable PVC-free cooler bag with contoured ice pack keeps milk cool for up to 12 hours.-Battery pack lets mom pump anywhere, anytime.-More milk in less time with 2-phase expression technology when pumping at maximum comfort Vacuum.-Single user item.