OLED Display Dimensions module W x H x D: 41.8 x 27.9 x 1.8 mm Operating temperature: -40...80 °C Power supply: 2.8...3.3 VAC Window W x H: 36.45 x 18.21 mm Display colour: Yellow Interface: 8-Bit MCU / SPI / I2C Pins: 30 Pitch: 0.5 mm Resolution: 128 x 64 Technology: OLED