Mechanical Tally Counter: This 4 digit number counter is no batteries required, the counting range is from 0000 to 9999. Pack of 6 pcs counters Easy to Reset: Featuring a reset knob on the counter, it supports reset immediately. Rotate clockwise, only takes a few turns to reset the reading, no need to cycle through 9999 High Quality Material: Durable metal case, solid but lightweight, portable size fits comfortable in one hand use Finger Grip: The finger ring holder provides an extra grip for the counter, it will be easy to carry the counter with this hoop Widely Used: Broadly applied to assorted occasions, such as school, lab, stadium, casino, restaurant bars, competition, training activities. Works well for counting walking laps, game scores, golf, running, attendance, crochet / knit rounds, etc