HKD I2C OLED Display 0.91in 128x32 Resolution White Monochrome

The HKD 0.91-inch OLED display is a compact, high-contrast screen designed for Arduino, ESP32, Raspberry Pi, and other microcontroller projects. With a 128x32 pixel resolution and bright white monochrome output, it offers crisp text and graphics in a small footprint, making it ideal for portable, wearable, or space-limited projects.

This display communicates via the I2C interface, requiring only two data pins (SDA & SCL), making wiring simple and reducing pin usage. It is powered at 3.3V or 5V, making it compatible with a wide range of development boards.

Its self-illuminating OLED technology ensures excellent visibility, high contrast, and wide viewing angles compared to traditional LCDs, without requiring a backlight.

Features

• 128x32 resolution white monochrome OLED display
• 0.91-inch screen - compact size for embedded projects
• I2C interface - requires only 2 pins for easy connection
• High contrast, wide viewing angles with OLED technology
• Compatible with Arduino, ESP8266, ESP32, STM32, Raspberry Pi and more
• Works with 3.3V and 5V logic systems
• Extremely low power consumption, ideal for battery-powered devices

Specifications

• Display Type: OLED, Monochrome (White)
• Resolution: 128 x 32 pixels
• Interface: I2C (SDA, SCL)
• Operating Voltage: 3.3V - 5V
• Screen Size: 0.91 inch (diagonal)
• Viewing Angle: >160
• Module Dimensions (approx.): 38mm x 12mm x 3mm
• Weight: ~4g

Applications

• Arduino and Raspberry Pi display modules
• IoT and wearable devices
• System monitoring screens (temperature, voltage, status indicators)
• Compact data display in robotics and automation projects

What's in the box
1 x HKD I2C OLED Display 0.91in 128x32 Resolution White Monochrome