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The 0.91-inch 128x32 Blue OLED Display Module is an ultra-compact, self-illuminating display designed for space-constrained electronics projects. Built around the reliable SSD1306 driver IC, this monochrome screen utilizes organic light-emitting diodes that generate their own light, eliminating the need for an external backlight. This results in incredible contrast ratios, deep blacks, wide viewing angles exceeding 160 degrees, and minimal power consumption.

Equipped with a simple 4-pin I2C/IIC serial interface (GND, VCC, SCL, SDA), the module connects effortlessly with popular microcontrollers like Arduino, ESP32, ESP8266, STM32, and Raspberry Pi. Whether you are building wearable tech, compact IoT sensor monitors, or portable handheld gadgets, Electroboat Technologies ensures you receive premium-grade components for your builds.

Key Features and Benefits

• High Contrast & Visibility: Self-emitting pixels provide sharp, highly legible text and graphics even in bright environments.

• Ultra-Low Power Consumption: Operates efficiently without a power-hungry backlight, making it ideal for battery-powered projects.

• Simple 4-Pin I2C Interface: Minimizes wiring complexity by utilizing only two signal lines (SDA and SCL).

• Wide Microcontroller Compatibility: Seamlessly integrates with 3.3V and 5V logic levels using standard libraries like Adafruit SSD1306.

• Compact Form Factor: Tiny footprint allows integration into tight spaces, wearables, and custom enclosures.

Technical Specifications

How to Use

1. Pin Connections: Connect the 4 pins to your microcontroller:

   • GND: Connect to System Ground.

   • VCC: Connect to 3.3V or 5V supply.

   • SCL: Connect to the I2C Clock pin (e.g., A5 on Arduino Uno).

   • SDA: Connect to the I2C Data pin (e.g., A4 on Arduino Uno).

2. Install Libraries: Open your Arduino IDE, navigate to Library Manager, and install the Adafruit GFX Library and Adafruit SSD1306 Library.

3. Upload Code: Initialize the display object in your code using the correct address (0x3C) and dimensions (128x32) to start pushing text, shapes, or sensor readings to the screen.

Applications

• Wearable Electronics & Smartwatches

• IoT Telemetry & Wi-Fi Node Status Displays

• Miniature Test & Measurement Tools (Multimeters, Battery Monitors)

• Portable Audio Gear & Keychains

• DIY Robotics and Sensor Dashboards

Package Includes

• 1 x 0.91-inch 128x32 Blue OLED Display Module (Pre-soldered with 4-pin header)

Shipping & Delivery

• Free shipping on orders above ₹999 across India

• Dispatched within 1-3 business days

• Expected delivery: 3-7 business days depending on location

• Secure packaging to ensure safe transit of electronic components