Part Number: 1.51 inch Transparent OLED 1.51 inch Transparent OLED, 128×64 Resolution, SPI/I2C Interfaces, light blue color display Embedded independent driver chip, Using SPI/I2C Interfaces OLED transparent module, full viewing angle, Adopts 4-wire SPI and I2C interface, better compatibility, fast data rate supports controller boards like Raspberry Pi/STM32 etc