A 4-digit 7-segment LED display module from DFRobot's Gravity series. This red LED display communicates over I2C, making it easy to wire up with just two data lines and compatible with a wide range of microcontrollers.

The module supports 8-level brightness adjustment, so you can fine-tune the display intensity to suit your project's environment — from dim indoor indicators to bright, readable counters.

Key Features

• 4-Digit 7-Segment Display – 8 segments × 4 digits with red LEDs
• I2C Interface – Simple two-wire communication, fewer pins needed
• 8-Level Brightness Control – Adjustable to suit different lighting conditions
• Gravity Connector – Plug-and-play with DFRobot Gravity-compatible boards
• Wide Temperature Range – Operates from -40°C to +85°C

Specifications

• Operating Voltage – 5V DC
• Operating Current – <55 mA
• Operating Temperature – -40°C to +85°C
• Storage Temperature – -55°C to +125°C
• Display Size – 50.5 × 19 mm (2.0 × 0.75″)
• PCB Size – 67 × 22 mm (2.64 × 0.87″)
• Interface – I2C

Ideal For

• Numeric readouts and counters
• Clocks and timers
• Sensor data displays
• Arduino and microcontroller projects