0.91 inch OLED LCD Display Module IIC 12832 LCD Display Device Compatible with 3.3V-5V Specification: Driver chip: SSD1306 Supported interfaces: I2C Resolution: 128*32 Display size: 0.91 inches Display color: white/blue (optional) Overall size: about 38*12*2.6MM Display Area: about 22.384*5.58MM Dot Pitch: 0.175*1.175MM Dot size: 0.159*0.159MM Number of pins: 4 pins Viewing Angle: Full Viewing Angle Working temperature: -40��C~80��C Storage temperature: -40��C~80��C Operating Voltage: 3.3V~5V Package Includes: 1*0.91-inch OLED LCD display module (color optional) Note: Only include the above packaging products Specifications are manually tested and are for reference only Please refer to the actual product Due to the difference between different monitors Pictures may not reflect the actual color of the item