AAA Battery Tender Junior: * Lightweight * Compact * Fully automatic * Easy to use * Keeps your battery fully charged so that it is ready to go when you are * Works with all lead-acid, flooded or sealed maintenance-free batteries * Complete 4-step charging program * Automatically switches to float mode after fully charging the battery * 2-color LED indicates stage of charge * Spark proof * Reverse polarity protected * 12" output cord * 5-year warranty