Features Clear Display: The digital tube display module is equipped with red LED for 6 digit display, the 0.56in display module ensures a clear viewing on data. Digital Tubes: 7 segment design enables a wide display range, and each bit has a radix point for easier calculating. Practical Use: The 6 digit tube 7 LED segment display allows for broad application on various machine and equipment for better control and simpler operation. Good Material: LED 6 digit 7 segment digital tube is processed with high quality PCB with accurate wiring and TM1637 drive chip, works with good stability. Easy to Install: The digital tube display module comes with 3 pin to connect to digital I O, the lightweight and small digit board is quick to install. Specification: Item Type: Digital Tube Display Module Material: PCB Board Function: LED Digital Display Digits: 6 digit, 7 segment. Library Usage: TM1637.h Connection Module: 3 pins to digital I O. Driver IC: TM1637 Voltage: 5V Colour: Red Package List: 1 x Digital Tube Display Module 1 x Pin Header Package List 1 x Digital Tube Display Module 1 x Pin Header