With the help of this hand counter it is easy to register the score of visual observations.
It is an extremely suitable tool to carry out counts during the growing season, just think of trees affected by red mites, shoot damage from carpel roller, pear psyllids, etc.
Originally, this device was made for counting trees or plants.
The counter is held in the palm with one finger through the ring. The count is done by pressing the button with the thumb. The count goes up to 9,999.
Available manual or digital