The Battery Tender Junior is much more than a trickle charger. It has a brain. It's lightweight, compact, and fully automatic; very easy to use, especially in small spaces. It will keep your battery fully charged so that it is ready to go when you are! <>* Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell).

* Fully automatic three-stage lead-acid battery charger.

* Automatically switches to float / maintenance voltage after fully charging the battery.

* If the battery voltage drops too far under load, full charger output power resumes.

* Solid state two color LED indicates stage of charger.

* Spark proof.

* Reverse polarity protected.

* 12' output cord.

* 5 year warranty