Features: 1. 1.9 inch LCD expansion board2. 170 x 320 resolution, 262K color, can clearly display color pictures3. Built in ST7789V2 driver chip, using SPI interface for communication4. Use SPI control to it does not occupy too much interface pin resources, and it can be connected to the for //STM32 and other main control boards5. On board level conversion chip, compatible with 3.3V/5V power inputSpecifications:Product name: LCD displayScreen size: 1.9 inchesResolution: 170 x 320 pixelsDisplay size: 22.70 x 42.72mmPixel size: 0.1335 x 0.1335mmWorking voltage: 3.3V/5VCommunication interface: 4-wire SPIDisplay panel: IPSControl chip: ST7789V2Product size: 27.3 x 51.2mmMaterial: PCBcolour: bluePackage Contents:1 x 1.9 inch LCD Module1 x GH1.25 8PIN connecting 20cmOnly the above package content, other are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.