800300 QuickCable 12 Volt 2 Watt Solar Powered Battery Maintainer, Trickle charge 12 volt batteries. Maintain battery charge when vehicles are idle for extended periods. Using this unit by itself will be a constant current charger based on the amount of sun exposure, for a regulated charge which prevents battery overcharging, add the 800310 Charge Controller, you can even gang panels together using the controller for a higher output. For auto, marine, and RV batteries. Plugs into 12 volt DC Cigar Lighter Jack or directly connect to the battery terminals using the supplied battery clip set. Completely weatherproof and can be mounted to any surface via the corner screw holes.
Warning: This product may expose you to chemicals including lead which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov