Is my 24V battery compatible with this unit? A All 24V batteries below 5Ah will work with all of our 24/48V units. A different Amp battery will have a different run time depending on the amperage. Related articles Is there a quicker charger available for charging my battery? Why Isn't my unit turning on? Can I power this 24V-X2-20SB unit with my 24VBAT-XR8? Are any batteries compatible with my 24V-1500FL-LTE-P1 unit? What if I need to service my Sun Joe Mow Joe Lawn Mower?