Ssd1306 Serial Parallel Port I2c Interface 4-pin Module $ 5.16 Product information: Driver chip: SSD1306 Support interface: I2C Resolution: 128x64 Display size: 0.96 inches Display color: white light/blue light/yellow-blue color Dimensions: 27.5x27.8 (mm) Glass size: 26.7x19.26x1.4 (mm) Display area: 21.74(W)x10.864 (mm) Dot pitch: 0.17x0.17 (mm). Point size: 0.15x0.15 (mm) Number of pins: 4 pins Power consumption: normal display power consumption is 21mA-28MAX Working current: The current is about 20ma during normal operation, and the current is at ua level when sleeping Viewing angle: full viewing angle Working temperature: -20C~70C Storage temperature: -30C~80C Working voltage: 5V / 3.3V Packing list: Display module x1