Koolatron 12V Battery Saver for Vehicles Prevents Dead Batteries from Coolers
F70110 by Koolatron prevents dead batteries from 12V appliances left plugged into "hot" 12V accessory outlets when car or truck engine is off. Connect Koolatron 12V Battery Saver F70110 to thermo-electric cooler or other devices. Plug the Koolatron 12V Battery Saver into
your vehicle's accessory outlet or cigarette lighter when the vehicle's
engine is running and leave it plugged in when the vehicle's engine is
shut off. Accessories plugged into 12V outlets shut off when vehicle voltage is below 11 volts. Start vehicle and Battery Saver reconnects power to appliances automatically. Use with all Koolatron coolers, plug in power inverters, etc. NOT for use in an outlet that provides no power when the vehicle is turned off . Warranty: 1 year by Koolatron.