"Richard J Kinch" wrote in message
. ..
Dan Krueger writes:

A 12/3 extension cord 100' long will run you $40 or so. That is enough
to get the job done. 14ga and 16ga from the local Home Depot probably
aren't enough and not worth the small savings.

Not so. The battery charger is a very small load.

What if she wants to use the cord for something else at some point? It's
dumb to buy a cord that long in a gauge too light for future endeavors.