TM1637 4-Digit 7-Segment Display Module 9 v battery then the output of the

then the output of the module is low

DC motor driver

These are often used for air conditioners

The Arduino UNO Prototyping Shield is designed to facilitate the development of custom circuits directly atop the Arduino UNO board

By executing powerful instructions in a single clock cycle

TM1637 4-Digit 7-Segment Display Module 9 v battery then the output of theIntroduction : TM1637 module is a popular 4 digit seven segment LED display module that is commonly used with Arduino boards for displaying numeric data. It communicates with the Arduino board using a two wire interface (CLK and DIO) and can display numbers, letters, and a few special characters. This module is a pre built board that basically includes the TM1637 driver IC and a 4 digit seven segment LED display. TM1637 Driver IC features: The TM1637