The Most Common Complaints About tally counters, and Why They're Bunk
http://johnathanbdnx542.iamarrows.com/20-myths-about-count-clicker-busted
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.