Plastic Double Hand Tally Counters (White & Black).
Each of these two hand tally counters or clickers count from 0 to 9999.
Push the down button to register the count resets by turning the knob located on the right-hand side.
These hand tally counters or clickers are suitable for counting people traffic at events, venues or clubs, using one bank for Traffic IN and the other bank for Traffic OUT.
The two different colours make identifying the traffic IN and Out much easier