This electric breast pump is safe for daily use. With single or double usage options. Adjustable speed dial of low, medium, and high. (3)Ice packs included keeps milk cool for up to 12 hours. Used by one owner for under 6 months and is in good condition. And is comfortable and easy to use. Items included: The shoulder bag, breast shields, valves, membranes, 3 ice packs, bottle stands, a pistol/cylinder, a 9v Adapter (Sorry bottles and manual/instructions are not included) Attachments are compatible with most nursing bottles and manual/instructions are available on the Medela website.