10382262 - This is the correct rechargeable battery for Casio module: 2471. The battery has the following specifications:
Height: 1.6mm
Diameter: 16mm
Voltage: 2.3V
System: Lithium
The battery is rechargeable and can last for approx. 5 months without light.
This watch battery is also known by numbers: CTL1616F.
April 7, 2025
