Can my existing 24V battery be used with the 24V-1500FL-LTE-P1 unit? Any 24V battery with a capacity of less than 5Ah can be used with any of our 24/48V units. The runtime of a 24/48V unit will vary depending on the capacity of the battery used. Related articles What are the different light modes available on the 24V-1500FL-LTE-P1, and how can they be used? Battery Operated Log Splitter Chainsaw My 24V-1500FL-LTE-P1 unit is not turning on, even though the battery is charged. Electric Snow Shovel