Spectra 12V Portable Vehicle Adapter/Charger.The Spectra 12V Portable Vehicle Adapter/Charger plugs into a vehicle lighter socket and is for use only with the S1 Plus, S2 Plus, and SG Synergy Gold Breast Pump. Not compatible with the Spectra SG Portable Breast Pump.Features & Benefits: Output: 12V Cable length: 7ft Check with insurance for HSA eligibility90-day Limited Manufacturers Parts Warranty