How do I know if the battery for my 24V-DRNCLN-SK1 unit is fully charged? To check if the battery for your 24V-DRNCLN-SK1 unit is fully charged, press the battery indicator button. If all 3 LED lights turn on, the battery is fully charged. Related articles What are the possible reasons why my 24V-AGR100 unit won't turn on? The battery is fully charged, but my 24V-DRNCLN-SK1 is not powering on. Ash Vacuum How can I ascertain when the battery of my 24V-X2-JB500 is completely charged? Can any 24V Sun Joe/Snow Joe battery be used with my 24V-AGR100 unit?