Convert your cigarette lighter into a power charger!
More convenient than going under the hood.
Requires a cigarette lighter that stays on when vehicle is off.
Must be used with Battery Tender chargers.
The Battery Tender Cigarette Lighter Adapter allows you to charge your vehicle's 12 volt battery by connecting the Battery Tender battery charger to the cigarette lighter. The Battery Tender Cigarette Lighter Adapter works only with cigarette lighters that stay hot when the vehicle is off. The lighter must be energized when the ignition is off to charge the battery. Simply plug the Battery Tender Cigarette Lighter Adapter into the lighter and into your Battery Tender 12 Volt battery charger, which must be plugged into a standard wall AC outlet. The Battery Tender battery charger will maintain the charge of the 12 volt car battery.
The Battery Tender Cigarette Lighter Adapter works only with 12 volt batteries. Note: It is not compatible with BMW motorcycles.
Use the Battery Tender Cigarette Lighter Adapter with all Battery Tender 12 volt battery charger, including the Battery Tender Junior, Battery Tender Plus, Portable Power Tender, and Waterproof 800 Battery Tender.