Several LEDs reveal charging in progress, battery level, and when the unit is in float mode. You will find there's quick-disconnect harness to switch among the incorporated ring terminals and alligator clips. buttons: 1 to choose the cost manner, and another to initiate charging. We experienced small trouble attaching the https://hukums.com/products/taparia-5-compartments-cantilever-tool-box-ctb-1805