This mini digital hand tally counter is made of ABS and features a push-type design for convenient and fast counting. It has a luminous function that emits a flash when the count reaches 100 and can be easily reset to zero with a long press of the counter button. The counter also has an LED light source that can be turned on to illuminate the display, making it visible in the dark. It is suitable for various scenarios such as fitness, teaching, and event management, and is a good helper for counting activities. Please note that this product is not waterproof.