4-Digit Display

A simple 4-digit 7-segment LED display module perfect for showing numbers, time, or sensor readings on your micro:bit or Arduino projects. Uses just two data pins (CLK and DIO) for easy wiring and programming.

Works great with the TM1637 driver library available for most microcontroller platforms. Ideal for beginners learning about digital displays and serial communication.

Key Features

• 4-Digit Display – Show numbers, time, or basic characters
• Simple 2-Wire Interface – Only CLK and DIO pins needed for data
• 3.3V/5V Compatible – Works with micro:bit, Arduino, and other boards
• Bright LED Segments – Easy to read in various lighting

Pin Configuration

• CLK: Clock input
• DIO: Data input/output
• VCC: Power (3.3V or 5V)
• GND: Ground

Ideal For

• Digital clocks and timers
• Counter displays
• Temperature readouts
• Score displays
• Learning electronics basics

Package Contents

• 1× 4-Digit LED Display Module