Dupla 80543 Mode D'emploi page 4

Battery replacement:
Model 80543 Dupla PWT
1. Open the battery
compartment and remove
the battery holder.
Proper disposal of waste electrical and electronic equipment ("waste equipment"),
batteries and illuminants is important to us.
Observe the following disposal rules:
2. Remove the old battery
and install a new battery.
Button cell: type CR2032
3. Reinsert the battery holder
and close the battery
compartment.