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HW-787AB 1.3" OLED Display with EC11 Rotary Encoder I2C Module
The HW-787AB 1.3" OLED Display with EC11 Rotary Encoder I2C Module is a value-for-money oled display designed for everyday users. It features Item Type: Display and Model No. / Name: HW 787AB.
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About This Product
The HW-787AB 1.3" OLED Display with EC11 Rotary Encoder I2C Module is a value-for-money oled display designed for everyday users. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: Display — crisp, vibrant visuals in any lighting
- Model No. / Name: HW 787AB
- Display Size (Inch): 1.3 — crisp, vibrant visuals in any lighting
- Display Type: OLED (self-emitting, no backlight) — crisp, vibrant visuals in any lighting
- Resolution: 128 × 64 pixels
- Driver IC: SH1106 (SSD1306 compatible)
- Interface: I2C — compatible with modern devices
- Operating Voltage (V): 3.3 to 5 — works with standard household power
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The OLED Display Screen Combined with EC11 Rotary Encoder Module is a versatile and compact user interface module designed for embedded and DIY electronics projects. It integrates a 360° EC11 rotary encoder, a bright 1.3" I2C OLED display, and built-in return and confirm buttons, all on a single board. This combination allows for intuitive control and clear visual feedback, making it ideal for menu navigation, parameter adjustment, and real-time system monitoring. With support for I2C (IIC) communication, the module easily interfaces with microcontrollers like Arduino, ESP32, and STM32, providing a simple yet powerful input/output solution for interactive applications.
Features:
- Compact Design: Integrated display and encoder in a space-saving layout
- 360° Rotary Encoder: Smooth, precise control of direction and position
- OLED Screen (I2C): Clear display for menus, values, and feedback
- Dual Buttons: Return and confirm buttons for enhanced UI control
- I2C Communication: Simple interface with most MCUs and development boards
- DIY-Friendly: Independent button and encoder pins for flexible customization
- Intuitive Operation: Rotate, press, and select values easily via the encoder and screen
Package Includes:
1 x 1.3" OLED Display with EC11 Rotary Encoder I2C Module
1 x 9 Pin Connector





