Features: 0.96 Inch OLED module- for showing-graphical & textual information directly on your micro-controller projects. Works great forArduino-UNO and-Mega, forRaspberry pi-, 51-MCU, STM-32, MSP-430 etc. Embedded Driver IC: SSD-1306.Communication: I2C/IIC Interface, only need two I/O- ports- Doen not need backlight-, the display unit can self-luminous. It has super high contrast, bright and crisp-dots, even tiny fonts quite readable. Package includes 1xYellow-Blue OLED display,1xWhite OLED display,1xBlue OLED display,10xFemale to Female Dupont-Cable Specifications: Size:approx 29.3x27.57mm/1.15x1.08in Resolution: 128x64 Angle:more than 160 Support voltage: 3.3V-5V-DC Embedded Driver IC: SSD 1306. Communication: I2C/-IIC Interface, only need two I/O-ports Power consumption: 0.04W during normal operation, full screen lit 0.08W Note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment. Package includes: 1Set 0.96 OLED Display kit