[Hand Tally Counter] Manually click on the mechanical principle, no battery is needed, and the reset knob can be used to reset after use. The white numbers are easy to read on the black background. [4 Digit]Four digits, increasing according to the number of presses, the counting range is 1-9999, the number is clear, and the working environment can still keep counting at -20~60 degrees Celsius. [Durable & Practical]Made of metal material, has a D-shaped metal ring, which can be hung on the fingers through the D-ring, or it can be worn with a rope worn on the wrist or neck. [Easy to Carry]Medium size and easy to carry, which can be held comfortably in the hand or put in the pocket. The size of hand tally counter about 45x31mm/1.77x1.22inch. [Wide Application] Widely used in stations, wharf points, tally, vehicle/people statistics in public places, sports fitness counting, inventory counting,traffic counting, golf counting and etc.