HKD 4-Digit Red LED Display TM1637 Module - I2C 4-Pin, 5V/3.3V
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- 13 Sep 2026
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HKD 4-Digit Red LED Display TM1637 Module - I2C 4-Pin, 5V/3.3V
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Description
The HKD TM1637 4-Digit LED Display Module is a compact, easy-to-use digital display solution for Arduino, Raspberry Pi, and other microcontroller projects. Featuring a bright red 0.36-inch common anode LED display, this module communicates via a simple 4-pin I2C-compatible interface (GND, VCC, DIO, CLK).
Ideal for displaying numbers, timers, counters, and other data outputs, it supports both 5V and 3.3V logic levels. The module includes 8 brightness levels and 4 M2 screw mounting holes for secure installation.
Features:
- 4-digit common anode red LED display
- TM1637 driver IC for simplified control
- 8 adjustable brightness levels
- Compatible with 5V and 3.3V microcontrollers
- Simple 4-wire interface: GND, VCC, DIO, CLK
- Compact and easy to integrate
- Mounting holes for stable installation
Specifications:
- Device: LED Display Module
- Type: 4 Digit | Common Anode | Red
- Digit Size: 0.36 inches
- Interface: 4-pin (GND, VCC, DIO, CLK)
- Operating Voltage: 3.3V or 5V
- Module Size: 42 × 24 × 12 mm
- Mounting Holes: 4 × M2, Ø 2.2mm
What's in the box
1 x HKD 4-Digit Red LED Display TM1637 Module - I2C 4-Pin, 5V/3.3V