Product Features: Miuzei 4 inch touch screen with HDMI to Micro HDMI converter, compatible with the newest raspberry pi 4, Up to 60fps refresh rate 4 inch IPS screen have better view angle( about 178°) than TFT screen. Providing a convenient man-machine interface for raspberry pi, you could take it anywhere with the use of power bank. Could be used as a universal HDMI display, such as Computer HDMI, TV Box, PSP game. Parameters: Size:4 inch LCD Type:TFT Resolution: 800×480(Pixel) Frame rate: 60 fps Dimensions: 98*58(mm) Power consumption: 0.16A * 5V Working temperature (?): 20 ~ 60 Case Assembly ?https://youtu.be/4Va3Imd8ByM System burning teach:?https://tinyurl.com/rr3f2tn? Driver download:1. Raspbian with touch driver system :https://tinyurl.com/wqnopazKali-linux ?https://tinyurl.com/yc4hlsudsNOTE:With touch drive system, the second HDMI port will disable the output 2. Raspbian touchless driver system?https://tinyurl.com/ub45uth3. Kali system does not officially support dual screens. Kali system as the resolution of small screen and large screen is different and there are many Raspberry Pi adapter systems, it can not be compatible. 4. Raspbian Buster Lite system to modification steps: https://tinyurl.com/rmu4wetSystem installation instructions:Step 1: Download the system image file Step 2: Format the TF card using "SDFormatter.exe"Step 3: Use "Win32DiskImager.exe" to burn the image to the TF cardNote: After downloading the display and touch system files, only need write to the Micro SD card . If have other needs, please modify the system configuration file. Package Included: 1x 4-inch touch screen1x HDMI to HDMI converter1x Raspberry Pi 4 case1x silent cooling fan1x stylus4 x radiators1x screwdriver NOTE: Before installation, remove the protective film from the case.