Provide online user manual, please check the manual carefully before using!
4inch IPS screen, with a hardware resolution of 480×800. Resistive touch control.
Compatible with and can be directly connected to any version of Raspberry Pi. (If you are using a Raspberry Pi Zero / Zero 2 W, an additional HDMI cable is required.)
Supports Raspberry Pi OS / Ubuntu / Kali and Retropie systems. Also works as a computer monitor, in this case, the touch panel is unavailable and an HDMI cable is required.
HDMI interface for displaying, no I/Os is required. (however, the touch panel still needs I/Os.) OSD menu, supports brightness/contrast ratio adjustable manually.