Medela Pump in Style Battery Pack, Portable Unit for 9 Volt Pump in Style Advanced Breast Pump, Authentic Medela Spare Parts, Uses AA Batteries;

Color: Black | Condition: New | Batteries Required: AA x 8 | Output Voltage: 9V
The Pump in Style Battery Pack is designed for use with your Pump
in Style Advanced breast pump from Medela and is compatible with all 9-volt
Pump in Style Advanced breast pumps manufactured in January 2008 and
thereafter. This pack lets you pump anywhere, anytime, and eliminates the need
for an electrical outlet or to plug your breast pump in first. As an authentic
Medela spare part, the Pump in Style battery pack is engineered, tested, and
approved to work specifically with your Medela breast pump. Inauthentic or
counterfeit spare parts can vary significantly in terms of design, materials
used, and overall workmanship, all of which may adversely affect the
performance of your breast pump. Whats Included: (1) Battery pack; (1) Padded case Pump in Style battery pack uses 8 AA alkaline or rechargeable
batteries (not included in purchase). This provides up to 2 hours of pumping
time, with no need to locate an outlet or plug your breast pump in first!
Included with the battery pack is a black microfiber carrying case for added
protection when traveling or while on the go. The carrying case fits
seamlessly inside your breast pump bag, or can be attached to your breast pump
bags strap for easy mobility and convenient transportation. (Note that the
battery container identification of 12V is referencing total voltage of 8 AA
batteries (DC). The reference to use with the 9V breast pump is in reference
to the pump using the 9V Transformer (AC).)