SMAKN&reg; 0.96 Inch Yellow and Blue I2c IIC Serial 128x64 Oled LCD Oled LED Module for Arduino Display 51 Msp420 Stim32 SCR Support wide voltage: 3V-5V DC. Driver IC: SSD1306. Communication: SPI IIC need to manually set), only two I / O ports. Size: 0.96 inch. Ultra-small size :( length) 27.8MM * (width) 27.3MM * (thick) 4.3MM.