TM1637 4 Bits Digital Tube LED Display Module With Clock Display for Arduino The TM1637 4 Bits Digital Tube LED Display Module is an affordable solution for displaying the output data of your Arduino project. Though the data displayed is restricted by numbers still it allows users to display some characters too like A, B, C, etc. This 7 segment LED Display has 4 digits which are controlled by TM1637 Driver Chip. It requires only two connections to control this TM1637 4 Bits Digital Tube LED Display Module.

DATA SHEET : https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/unit/digi_clock/TM1637.pdf