Application: These serial modules can be used for 4B/3B+/3B/2B/Zero, Beagle Bone Black,for and , 51 MCU, STIM 32 and so on. Showing graphical & textual information directly on your -controller projects128 x 64 Pixel: Needn't backlight, the display unit can self-luminous. It has Super High Contrast, and crisp dots, even tiny fonts quite readable.No embedded fonts inside the OLED controller, user can create the fonts through the font generation software.Changeble IIC Address: The IIC address can be changed,it is convenient to use with different machinesFour square holes are easy to installSupport I2c IIC communication ProtocolColour:Black+yellow+blueMaterial:plasticPackage Contents:4 x 0.96 Inch I2c Display Module Yellow Blue 4 x 4 Pin Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.