waveshare 4inch Resistive Touch Screen LCD Compatible with Raspberry Pi 4B/3B+/3A+/2B/B+/A+/Zero/Zero W/WH/Zero 2W CM3+/4 480×800 Resolution HDMI IPS Supports Windows

- Provide online user manual, please check the manual carefully before using! - 4inch IPS screen, high resolution is 480×800. Resistive touch control. 3.5mm audio jack and supports HDMI audio output. - It 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, touch panel is unavailable and HDMI cable is required. - HDMI interface for displaying, no I/Os required. (however, the touch panel still needs I/Os.) OSD menu, supports brightness/contrast ratio adjustable manually.

Product description

WIKI: waveshare.com/wiki/4inch_HDMI_LCD_(H)?amazon

Features

Hardware Connection

1. Connect the GPIO interface

Raspberry Pi leads out 40 GPIO pins, while the screen leads out 26 pins. When connecting, pay attention to the corresponding pins and Raspberry Pi pins.

2. Connect the HDMI connector to the HDMI port of the screen and the Pi.

3. Turn the Backlight on the back of the LCD to "ON".

Note: Raspberry Pi Zero / Zero 2 W needs an additional HDMI cable for connection.