12TB-6W0500-IBATTERY PACKFUEL GAUGEUse the Fuel Gauge to determine the battery pack‘s remaining run time. Press the Fuel Gaugebutton to display the lights. The Fuel Gauge will light up for 2-3 seconds. When less than 10% ofcharge is left, 1 light on the fuel gauge will flash slowly.NOTE: If the Fuel Gauge doesn‘t appear to be working, place the battery pack on the charger andcharge as needed.Compared to NiCd battery pack types, MILWAUKEE Li-Ion battery packs deliver fade-free powerfor their entire run time. The tool will not experience a slow, gradual loss of power as you work. Tosignal the end of discharge, 1 light on the fuel gauge will flash quickly for 2-3 seconds and the toolwill not run. Charge the battery pack.NOTE: Immediately after using the battery pack, the Fuel Gauge may display a lower charge than itwill if checked a few minutes later. The battery cells recover some of their charge after resting.BATTERY PACK PROTECTIONTo protect itself from damage and extend its life, the battery pack‘s intelligent circuit monitorscurrent draw and temperature. In extremely high torque, binding, stalling, and short circuitsituations, the battery pack will turn OFF the tool if the current draw becomes too high. All the fuelgauge lights will flash. Release the trigger and restart. Under extreme circumstances, the internaltemperature of the battery could become too high. If this happens, the fuel gauge lights will flashin an alternating pattern and the tool will not run. Allow the battery to cool down.