
If you have an old watch with no battery in it then measure It is in most cases the most commonly used name and I use it as index to the below table. The varta battery number starts with a "v". Know if a given battery is Silver Oxide or Alkaline then you have to Their battery packages and use them now interchangeably. Many manufacturers started however to print multiple names onto E.g LR44 wasĪn alkaline battery and SR44 was a silver oxide battery of the same size. The alkalineĪnd silver oxide batteries used to have different names. Or as more expensive but more durable silver oxide batteries. 1.5V cells are available as alkaline batteries Button cell/watch battery cross referenceīutton cells are available in the same size under different
