Silver Oxide battery type SR41. Can be used for instance in Pentax Spotmatic SLRs. Bear in mind that diameter of battery is bit smaller, so an extra spacer might be necessary. Nonetheless battery will make contact as it is thick enough.
|Type||Silver oxide battery|
|Dimensions (minimal; allow tolerance of +0.3mm)||7.55x3.3mm|
|MPN (Manufacturer's Part Number)||392.101.401|