For use with all 9 volt Medela Pump In Style® Advanced Breast pumps. The Pump In Style® Advanced Battery Pack lets you pump anywhere, anytime. Comes with a black microfiber carrying case that fits inside your breast pump bag, or can be attached to the bag strap for easy transportation.
- Offers opportunity for moms to customize their pump to fit their lifestyle.
- Perfect for pumping on the go, no need to worry about finding an outlet.
- Spare unit for work or travel, replacement unit for lost or damaged adaptor.