OLED Display Dimensions module W x H x D: 36.98 x 41.23 x 2.05 mm Operating temperature: -40...80 °C Power supply: 2.8...3.3 V Window W x H: 30 x 30 mm Display colour: Blue Interface: I²C / SPI / 8 Bit Pitch: 0.5 mm Resolution: 128 x 128 Technology: OLED