Will my old Plug-in charger (ICHRG24-AC) work with my new battery? Newer batteries come with smaller entry points for plug-in chargers, we would recommend using the newer charger (24VCHRG-QC) as it'll fit onto all of our 24V series batteries. Related articles How do I adjust the multi-angle grass trimmer head? Is there a faster charger to charge my battery? Why Isn't my unit turning on? Is my 24V battery compatible with this unit? Is the battery fully charged?