original price ~ $200 (excluding tax) Beyond plugin, it works with AA batteries as well. https://www.walmart.ca/en/ip/medela-swing-single-electric-breastpump/6000012524954 Works excellent, almost new! Features: Features : Unique 2-Phase Expression designed for faster let-down and milk flow: Mimicking a baby's natural rhythm more precisely than any other system Initial fast pumping rhythm at 120 cycles per minute called Stimulation Phase followed by a shower pumping rhythm at 45-72 cycles per minute cal More: http://www.firstcry.com/medela/medela-swing-fashionable-electric-breastpump/1279/product-detail