# LED display module with serial interface TM1637

> LED display module with serial interface TM1637, featuring 4 digits with two central dots, suitable for clocks, counters or timers. Display size 0.36 inch, operating voltage 3.3-5V, brightness adjustable across 8 levels. Includes 4 M2 mounting holes. Pins: GND, VCC, DIO, CLK. Compatible with Arduino and other development boards.

- Page: https://sigmanortec.ro/en/led-display-module-with-serial-interface-tm1637
- Price: 5.70 RON
- Availability: In stock; 1-2 zile
- Reference: 9066 · EAN: 5942024853895
- Category: Mechatronics and IoT > Sensors and Modules > Display and LCD > 7-Segment LED Displays
- Package (shipping data): 0.008 kg
- Updated: 2026-09-14
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-22 02:57 (Europe/Bucharest)

## Description

LED display with serial interface TM1637, ideal for Arduino projects, allows the display of 4 digits with two central dots for clocks, counters or timers. It operates at 3.3-5V, has adjustable brightness on 8 levels, 0.36 inch display for clear reading and mounting holes for quick fixing in housings or panels.
The LED display module, compatible with Arduino and other development boards, with the TM1637 serial interface, which allows the display of 4 characters (4 digits) with two dots in the middle for its use as a digital clock.
The display size is 0.36 inches.
Specifications:
Model: 7 segments, 4 bits
Supply voltage: 3.3 - 5V
Adjustable intensity: Yes, 8 levels
Mounting holes: Yes, 4 M2 holes
Integrated: TM1637
Pins:
GND: Ground
VCC: Power supply
DIO: Data Input and Output
CLK: Clock Signal