The capacity of device memory is 1000 events.
The electronical device KOS reads the checkpoints in its internal memory during the patrol. It assigns the date and time of identification to the every read point.
This device is suitable for working in hard conditions thanks to portable design and simple manipulation.
It is possible to buy the devices with various capacity of memory. The choice of memory capacity always depends on the number of checkpoints in the object and on the frequency of patrolling.