Battery Maintenance Charger Fully-automatic on-board charger provides a 1.5 Amp maintenance charge. Designed to maintain 12V batteries. Water resistant with safety features like short circuit connection and reverse polarity protection. * LED status indicators * 1.5 amp * 12V * 1 bank operation Warning [https://productimageserver.com/prop65/6pt.png]WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov [http://P65Warnings.ca.gov].