0.91-inch OLED screen, support black and white or black and blue two-color display, 128x32 resolution, clear display effect, high contrastLarge viewing angle: greater than 160 (viewing angle in the display)Wide voltage power supply (3V~5V), compatible with 3.3V and 5V logic levels, no level conversion chip is required, IIC bus is used, and only a few IOs can light up the displayLow power consumption: normal display is only 0.06W (much lower than TFT display)Provide a wealth of sample programs for STM32, C51, , RaspberryPi, and provide low-level driver technical supportColour:As shownMaterial: PCBPackage Contents:5 * Display moduleOnly 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.