Kontron Embedded Computers JRex-IBOX User Manual page 33

Maintenance
The lithium battery must be replaced with an identical battery or a battery type
recommended by Kontron Embedded Computers (Lithium battery 3.0 V for RTC,
type: CR2032).
Do not dispose of lithium batteries in domestic waste. Dispose of
the battery according to the local regulations dealing with the
disposal of these special materials (e.g. to the collecting points for
the disposal of batteries).
32 JRex-IBOX – User's Manual