Button Cell / Coin Cell Batteries, names & sizes explained

Size
Coin batteries are as seen in the picture have numbers in their names that indicate Coin batteries normally have numbers in their name that indicate size, in this case “CR2025” 20mm diameter and 2.5mm thick
Name
The same sized battery may be known by several names usually depending on its chemical make-up. For example, lithium ( Manganese-dioxide lithium) have the “C” prefix, “LiR” for Lithium Rechargeable. There are exceptions e.g. “DL” relates to the manufacturer Duracell
Voltage
Be careful here, under normal circumstances stick to the manufactures intended voltage of the device.
Additional detail will be added at ArtificerGoods.
Example COIN Batteries Naming table
CR2032 | DL2032, ECR2032, BR2032, E-CR2032, LiR2032 | Diameter 20mm thickness 3.2mm |
CR2025 | DL2025, BR2025, LiR2025, E-CR2025 | Diameter 20mm thickness 2.5mm |
CR2016 | CR2016, DL2016, E-CR2016 | Diameter 20mm thickness 1.6mm |