Easy to use: the counter can count from 0 to 9999 accurately, tap to count, when tap once it counts as one (Note: this counter can't subtract digits) No batteries needed: the counters Tally are mechanically built in-house , no batteries required, which is environmental friendly and suitable for various usages Sturdy and durable: The click counter adopts stainless steel shell, more sturdy and sustainable ; the smooth surface and the support ring at the top keep the counter securely in your hand. Easy reset: there is a reset button on the counter which can be easily reset to 0 by simply turning the clockwise knob. Wide Range of Applications: Suitable for a variety of situations where countertops are required, such as schools, stadiums, golf, restaurants and bars, guest counts, lap counting, crochet/knit wheels and other scenarios where counting and fitting is required.