Here you can buy Duracell CR1/3N batteries in packs of 10. Perfect for people who use quite a few of these batteries so why not take advantage of the discount prices. These Duracell CR1/3N or DL1/3N 3 volt lithium batteries are unusual by its non-conventional coin shape, this cell is a chunky but small button cell but still only 3 volt. This battery is the direct replacement for the Pyronics KF1215 battery. It is also known as 2L76, 1/3N, DL1/3N and CR11108.