You can find information about the service life of the batteries which are
supplied in the associated data sheets. The batteries can be supplied as
accessories or
they are available from specialist retailers.
Batteries which are not acquired from DOM may have a shorter service
life. In this case DOM will not provide any guarantee for the battery life
or the number of possible locking cycles.
The LEDs on the reading field display too low a level of the batteries as well
as operating information. All four LEDs light up simultaneously for this purpose
1 – 2 – 3 – 4.
If the batteries are too low, this is indicated in three stages on the LEDs as
follows: