YEMIUGO 0-96 Inch OLED Module 12864 128x64 Blue SSD1306 Driver I2C IIC Serial Self-Luminous Display Board for Arduino Raspberry PI Microcontroller

Parameter Color: Blue light Driver chip: SSD1306 Interface type: IIC / I2C-4PIN High resolution: 128 * 64 pixels Voltage: 3 V ~ 5 V DC Viewing angle: almost 180 degrees Low power consumption: Full Screen 0.08 w Operating temperature: -30 degrees Celsius ~ 70 degrees Celsius Pin definition GND: OLED Power Ground VCC: OLED power positive 3.3 - 5V SCL: OLED IIC clock line SDA: OLED IIC data line Note: OLED is self-luminous, no backlight needed! It does not respond when you connect it to the mains, you have to program it and work properly, then it will display normally.