A number of LEDs show charging in progress, battery level, and in the event the unit is in float method. There exists a brief-disconnect harness to switch between the provided ring terminals and alligator clips. Just Understand that using a two-amp battery charger, it can certainly have a complete working https://hukums.com/products/dewalt-dw03101-xj-100-m-laser-distance-measurer-for-distanceareapythagorasvolume-measurement-with-colour-screen-and-memory-storage-330-ft