Function: 1. Made of good material, durable and lightweight 2. With a ring, it can be attached to a backpack or held in the hand 3. Precisely designed, they ensure precise counting 4. Offers a 4-digit register, counts up to 9999 5. No batteries required and easy to reset Specification: Description: Made of high-quality materials, this counter is built to last for years. It is portable and lightweight, easy to take. It is precisely designed inside to ensure accurate counting. This counter offers a 4-digit register, ranges from 0000 to 9999, and the white number is clearly visible on a black background. Without batteries, it is hand powered and easy to reset. This counter is ideal for sports competitions, meeting attendance, supermarket counting, etc. Works as you expect. Characteristics: Made of good material, durable and lightweight. With a wheel, it can be attached to a backpack or held in the hand. Precisely designed, they ensure precise counting. Offers a 4-digit register, counts up to 9999. No batteries required and easy to reset. Specification: Material: metal plastic Color : silver Diameter: Approx. 5.6 cm / 2.2 inch Height: approx. 6 cm / 2.4 inch Weight: approx. 57g Package List: 1 x manual set only