HKM-107667 Electronic LED Luminous Finger Counter with 9999 Counting RangeIntroducing the HKM 107667 Electronic LED Luminous Finger Counter, an essential tool designed for a variety of counting needs. With a counting range capacity of up to 9999, this counter is perfect for use in settings such as events, inventory tracking, or any place where keeping an accurate count is crucial. The HKM 107667 operates on a simple input signal voltage of 1. 5 volts, making it easy to use and efficient. Its luminous design adds a modern