12-Volt Portable Vehicle Adapter. Plugs into car lighter socket. For use with the S1 and S2 Plus breast pumps.
Output: 12V, 2A.
Important Note: This power adapter is only compatible with pumps that have a manufacturing date of 02/2015 and onward. If you are not sure whether this adapter will be suitable for you or you would like to double check, please contact us.
For 9 volt: Spectra 9-Volt Portable Vehicle Adapter