Resolution: 128X64 Color: Blue Viewing angle: greater than 160 degrees Supported platforms: for arduino, 51 series, MSP430 series, STIM32 / 2, SCR chips Low power consumption: 0.04W during normal operation Support wide voltage: 3.3V-5V DC Working temperature: -30-80 degrees Volume: 27MM * 27MM * 4.1MM Driver IC: SSD1306 Communication: IIC, only two I / O ports No font: The software takes word modulo Backlight: OLED self light, no backlight Interface: VCC: 3.3-5V GND: Ground SCL: Serial Clock SDA: Serial Data Component List - 1 * OLED-SSD1306 Module - 1 * 4-pin anti-reverse cable