Versatile and Efficient Display Solution: The 0.56 inch 4 Bits 7 Segments LED Digital Display Module is a versatile and efficient display solution for various electronic projects, especially those using the for Arduino platform. This module provides a clear and bright 4-digit display with a decimal point, enabling you to create a digital clock with ease. it can be customized to match your project's aesthetic or functional requirements. Seamless Integration and Control: The module is designed for seamless integration with for Arduino and other microcontrollers. It utilizes the HT16K33 driver, which simplifies the control process through the I2C interface. This means that you can share I2C pins with other sensors or displays, enhancing your project's functionality without adding complexity. The module's compact size and easy-to-use interface make it an ideal choice for hobbyists and professionals alike. Robust and Reliable Design: Crafted with quality materials, the 7 segment display module is built to last. It operates efficiently under a storage temperature of 105℃ with minimal volatile substances, ensuring reliable performance in various environments. The module's robust design and the use of a clock function make it an indispensable component for various applications, including electric toys, industrial equipment, and educational projects. With its bright display and easy-to-use interface, this module is a valuable addition to any electronic enthusiast's toolkit. 1. This 0.56-inch 4-bit 7-segment display module comes with a clock function. 2. This 7-segment display matrix is multiplexed, and to control all 7-segment LEDs, you need 14 pins. 3. This module can easily add a 4-digit digital display with a decimal point, which can be used to create the "second colon point" of a clock. 4. Using a matrix driver chip (HT16K33) will perform multiplexing for you. You need to send an i2c command to the chip, telling it which LEDs to light up, and it will handle it for you