What you will get: you will get 2 OLED display modules with classic display colors, self illumination with no need of backlight Power-saving display: the I2C OLED display performs the traditional LCD display and with lower consumption the IIC (I2C communications) simplifies connections; Please note that these I2C OLED display module comes without pin headers More details: this I2C LCD display is compatible with for , ESP8266, ESP32, STM32, etc. Good compatibility: this I2C OLED display module is compatible with 4B/ 3B+/ 3B/ 2B/ Zero, compatible with for , also compatible with ESP8266, ESP32, STM32, etc. : Driver IC: Size: 0.91 inch OLED Resolution: 128 x 32 Interface type: IIC interface Display color: blue Pin description: GND: power ground VCC: Power + (DC 3.3 - 5V) Operating temperature: -40 - 85 degree Celsius SCL: clock line SDA: data line Colour: blue Material: plastic Size: 38 x 12mm Package Contents: 2 x I2C OLED display modules Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.