How do I check the battery charge level? The battery pack is equipped with a push button for checking the charge level. Simply press the push button to read off the battery charge level from the LEDs of the battery indicator: All 3 level monitoring LEDs are lit: Battery charge level is high. 2 level monitoring LEDs are lit: Battery charge level is decreasing. Stop discharge the battery as soon as possible. 1 level monitoring LED is lit: Battery is flat. Stop discharge the battery IMMEDIATELY and charge the battery. Otherwise the battery’s service life will be greatly shortened. Related articles How long will the battery 24-Volt stay charged if not used? 24VBAT-XR8 and 24VBAT-XR12 Charger Compatibility Is the battery fully charged? Are the 24VBAT-XR8 and 24VBAT-XR12 batteries compatible with all 24-volt tools? Will I Damage my batteries if I leave it charging after it is fully charged?