This Schumacer battery maintainer keeps 12 volt batteries charged. Fully automatic. Turns on and off as needed. Allows safe charging of RV, deep-cycle or most batteries that may have a long storage period. "On Board" feature allows mounting of charger next to battery on collectibles, street rods and other infrequently used vehicles. Hardware and mounting brackets are included.

1.5 AMP Trickle Charge Rate - charges batteries in 2 to 12 hours.

LED Lights - Indicate Power On and when Fully Charged.

Reverse-Hookup Protection.

Molded Plastic Case.

Short leads for safety - Won't get tangled in moving engine parts.

CSA Certified: Model SF-1-12S.

Schumacher SE-1-12S Instructions (Click Here).