128x32 Oled LCD Screen Features ; BORDER-BOTTOM: 0px; PADDING-TOP: 0px; PADDING-RIGHT: 0px ">0.91 inch OLEDResolution: 128 * 32White colorDriver IC: SSD1306IIC interface definition:1.GND (power supply)2.VCC (positive)3.SCL (Shi Zhongxian)4.SDA (data line)Card Size: 37.9x12.5mm