4-Digit Display

The TM1637 4-Digit Display Module is a sleek, breadboard-friendly numeric display that combines four bright red 7-segment digits and a built-in TM1637 driver chip—making it ideal for timers, counters, scoreboards or sensor read-outs. With only two data pins (CLK and DIO) plus power and ground, it integrates cleanly into your TechBox projects. What’s Included: TM1637 4-Digit Display Module – Four clear 0.36″ digits with built-in TM1637 driver chip for serial control. Pre-soldered Breadboard Wires – Standard red (VCC), black (GND), and two signal leads (CLK & DIO) for easy plug-and-play connection (no soldering required). Display & Driver Features: Simple Two-Wire Interface – Only CLK and DIO pins needed to communicate with the display via the TM1637 driver. Dual-Voltage Compatible – Operates from ~3.3 V to 5 V for use with a variety of microcontroller platforms. Brightness Control – Built-in driver supports adjustable LED brightness for classroom or low-light us