Deltran Battery Tender 021-0128 Plus Battery Charger and Maintainer, 1.25 Amp, 12VThe Battery Tender Plus is a 1. 25 amp battery charger designed to fully charge a battery and maintain it at proper storage voltage without the damaging effects caused by trickle chargers. Included is a quick connect ring terminal harness for hard to reach areas and alligator clips for an alternate connection. 1. 25a charger & maintainer 12v Ideal charger for automotive, motorcycles & electric start lawn mowers Then maintain the vehicles battery for