Until recently, it was the proper size replacement battery. I finally bought a collection of all sizes (from watch cell batteries to "D" flashlight batteries) and keep them in a box in the fridge. It has elilminated so much frustration! :)
You keep batteries in the fridge?I have to ask why?
It's supposed to lower the discharge rate (which may be up for debate). But, more importantly for me, I have battery storage boxes that are designed to fit in the crisper .... so they are out of the way, all together, and I never forget where I put them.
I had never heard that