How Successful People Make the Most of Their hand counter
http://gunnerbicg334.withtank.com/enough-already-15-things-about-tally-clicker-were-tired-of-hearing/
Love it. Bought it to use for row counter for knitting. Well made in a metal housing. It is easy to reset to zero with a simple twist of the knob. Regular knitting counters do not configure to zero so easily.