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 QUALITY: Constructed with a high-quality ABS plastic outer shell, this counter is resistant to wear and impact, ensuring long-term durability. It is powered by an included LR44 button battery, providing reliable operation for over 250 hours, minimizing the need for frequent battery replacements. EASY TO OPERATE: Simply press the on/off button to power the device. When turned on, the screen displays "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 shows "0". CLEAR AND ACCURATE: Equipped with a 4-digit LCD display, this electronic counter can track numbers from 0 to 9999. The display updates clearly and accurately with each press of the button, ensuring precise counting without errors. WIDE APPLICATION: Suitable for various environments requiring accurate counting. Ideal for use in warehouses, docks, and inventory management. Also useful for monitoring foot traffic, vehicle counts, or crowd sizes at public areas, stations, or events. Can be used in sports activities such as golf, football, swimming, running, and jump rope to track repetitions or participants.