Specification: Origin: Mainland China Type: OLED Size: 0.91inch OLED Resolution: 128*32 Interface type: IIC interface/SPI interface Working voltage: 3.3V Driver chip: SSD--1306 Display color (optional): white/blue Number of pins: IIC interface 14Pin SPI interface 15pin Viewing angle direction: full viewing angle Product size: 30.00x12.00x2.00mm/1.18x0.47x0.08inch Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 4pcs x OLED Module 1. Compact Screen Size: The OLED module boasts a very small screen size, making it perfect for use in limited spaces. It offers visual display capabilities in compact designs, ensuring you can incorporate it into a wide range of projects without worrying about space constraints. 2. High Resolution: With a resolution of 128*32 pixels, this LCD LED display module is capable of presenting clear, detailed images and text. This high-resolution feature enhances the quality of visual content, making it ideal for applications requiring fine detail and clarity. 3. Low Power Consumption: Utilizing Organic Light Emitting Diode (OLED) technology, the OLED display screen is characterized by its low power consumption. This energy-efficient design makes it suitable for battery-powered applications, where maximizing battery life is crucial. 4. Easy Communication: The OLED display module panel supports communication and control via I2C or SPI interfaces, allowing for easy integration with microcontrollers or other devices. This versatility in connectivity options facilitates seamless implementation into various electronic projects. 5. Pin-Included Module: Equipped with pins, the display board is exceptionally suited for DIY projects in any setting. Its user-friendly design ensures hobbyists and professionals alike can easily incorporate it into their creations, offering flexibility and ease of use for a wide array of applications.