Package includes: 1 x 3.5 " LCD Touch Screen 1 x ABS Case for Raspberry Pi 4 B 1 x Touch Pen Features: - Developed for Raspberry Pi 4 B. - 3.5-inch HDMI LCD screen with touch function support systems. - Support of input resolution of 3.5 "display monitors from 480 * 320 to 1920 * 1080 (3: 2 ratio is better). - The original resolution is 480 * 320, the screen can only be displayed with a resolution of 480 * 320 to 1920 * 1080. - Supports HDMI audio input, stereo 3.5mm audio output. - Plug and play, easy and convenient to use. - LCD screen contain the protective cover. - ABS case Use the top cover if you are not installing a 3.5-inch display. How to use: Step 1: Install the official Raspbian or UbuntuMate image Step 2: install the LCD driver Note: The display must be installed with a driver, otherwise it is white. Specifications: Type: 3.5 " screen set for Raspberry Pi 4 B LCD Type: TFT transmissive SPI Interface: 32 MHz Support Resolution: 480 * 320 Backlight: 6 white LEDs Tap Chip: xpt2046