The Clore Automotive Charge It! Battery Maintainer, No. 4501, features fully automatic 12V operation, and can remain connected for any amount of time, from overnight battery maintenance to extended maintenance of seasonal use vehicles. It offers a 0.8 amp 12V charging rate that deploys a multi-stage charging routine for effective,beneficial charging and maintenance of all size batteries. The 4501 features a quick-attach adapter on the output cable and includes two output accessory options, a clamp set output or ring terminal adapter output, enabling the operator to choose the option that works best for the specific application. Model 4501 utilizes an LED status display for easy monitoring. It also offers reverse polarity protection, outputting power only when a proper battery connection has been made, to reduce the chance of operator error. It meets all energy efficiency requirements and canbe sold throughout the U.S. and Canada.