COMPACT AND LIGHTWEIGHT: This digital hand tally counter measures 6.6 x 3.5 x 2 cm and weighs approximately 20g, making it compact and easy to carry. It can be conveniently stored in a pocket for on-the-go use. A lanyard is included, allowing you to wear it around your neck or wrist for added convenience and security. DURABLE DESIGN: Constructed with a high-quality ABS plastic outer shell, this counter offers resistance to wear and impact, enhancing its durability. It is powered by a single LR44 button battery (included), providing reliable operation for extended periods. EASY TO USE: Simply press the on/off button to activate or deactivate the device. When turned on, the display shows "0". Use the "+" button to increment the count and the "-" button to decrement. To reset the count to zero, press and hold the on/off button until the display reads "0". CLEAR AND ACCURATE DISPLAY: Features a 4-digit LCD screen that displays counts from 0 to 9999. The display updates clearly and accurately with each press, ensuring reliable tracking without negative numbers. VERSATILE APPLICATION: Suitable for a wide range of counting tasks. Ideal for use in warehouses, docks, and inventory management. Also useful for monitoring foot traffic, vehicle counts, or participation in various sports activities such as golf, football, swimming, running, and jump rope.