Where could you buy replacement battery for American gardener YS24 yardstick 24-volt cordless trimmer-edger?

The American Gardener Yardstick is known by many names, including the Craftsman 240.74805, so one can order batteries from Sears PartsDirect, ($44/each plus substantial shipping - note: this is a "kit" which means 2 batteries)

One can also visit batteryspec.com, type "100541" into the search box and find a compatible version where the 2 batteries including shipping cost a little over $40 total.

Whatever vendor one chooses, make use the teminal on the replacement battery is correct - the OEM "Power Core 100541" battery model uses an F2 (1/4 in.) terminal.