This isn’t really an amateur radio story, but it does have a battery in it, so it could be. :)
About six months ago, I noticed that my battery-powered shaver wasn’t holding a charge as well as it used to. Recently, I’ve had to just use it with that AC adapter to shave down my beard properly.
I cracked it open and found that it was powered by a single NiMH, AA cell, very much like the one shown in the photo. The kicker is that it’s not a standard battery, but one with solder tabs.Read More