This Rayovac lithium 3 volt coin cell battery is size CR2025. It is typically used in electronic devices and sold in packs of 2.
|  Physical Characteristics | 
|  Type | 
 CR2025 Lithium Coin Cell | 
|  Voltage | 
 3V | 
|  Manufacturer's Part Number | 
KECR2025-2C | 
|  Packaging Information | 
|  Package Quantity | 
 1 pack of 2 batteries | 
|  Product Weight | 
 0.02 lbs (0.01kgs) |