You will receive: 5 OLED display modules, classic display colors, self-illumination, no backlight required Power-saving display: I2C oled display performance is traditional LCD display, IIC (I2C communication) simplifies connection; please note that these I2C OLED display modules do not have needles. More details: Compatible with , ESP8266, ESP32, STM32, etc.3.35V power supply; working temperature: -40-85; resolution: 128 x 32 Good compatibility: This i2c oled display module is compatible with 4B/3B+/3B/2B/Zero, compatible with , and also compatible with ESP8266, ESP32, STM32, etc. display color: white colour: blue + black Material: PC + metal Package Contents: 5 x OLED display 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.