What power supply is needed to power the 24V-SS13? Snow Joe's Cordless Snow Shovel is powered by our exclusive iONMAX 24-Volt Lithium-ion Batteries. The standard battery that comes with the unit is 4 Amps. For additional runtime, you can add our 24-Volt, 5.0 Ah, EcoSharp Pro Extended Runtime Battery. Related articles What type of motor does the 24V-SS13 include? Find Your Snow Joe / Sun Joe User Manual (All Models) Will my (ICHRG24-AC) plug-in charger compatible with the 24V Battery Series? New Charger will only have two Prongs (24VCHRG-QC)