This is a mini 3.5 inch resistive touch screen for the Raspberry Pi and uses the GPIO pins to interface with the Pi. Features: 480x320 hardware resolution Resistive touch control It is compatible and can be directly inserted into any version of Raspberry Pi. Drivers provided (works with your own Raspbian/Ubuntu/Kali and Retropie system directly). IPS screen, 160° large viewing angle, excellent display effect. Support FBCP software driver, which can set the software resolution and dual-screen display. Size perfectly fits the Pi (Raspberry Pi B+/2B/3B/3B+/4B/5) Also works with Raspberry Pi Zero series boards High quality immersion gold surface plating Includes: 3.5inch RPi LCD (B) x 1 Touch pen x 1 RPi screws pack (2pcs) x 1 Resources: Documentation LCD TYPE IPS LCD INTERFACE SPI TOUCH SCREEN TYPE Resistive STYLUS TOUCH PEN Included VIEWING ANGLE 160° RESOLUTION 480x320 (Pixel) DIMENSIONS ~56x85mm OPERATING TEMPERATURE Commercial grade (0-70 °C) Pin Number Identification Description 1 3.3V Power (3.3V input) 2 5V Power (5V input) 3 NC NC 4 5V Power (5V input) 5 NC NC 6 GND Ground 7 NC NC 8 NC NC 9 GND Ground 10 NC NC 11 TP_IRQ The touch panel is interrupted, and it is low when it is detected that the touch panel is pressed 12 NC NC 13 NC NC 14 GND Ground 15 NC NC 16 NC NC 17 3.3V Power (3.3V input) 18 LCD_RS Command/Data Register Select 19 LCD_SI / TP_SI LCD display / SPI data input of touch panel 20 GND Ground 21 TP_SO SPI data output of touch panel 22 RST Reset 23 LCD_SCK / TP_SCK SPI clock signal for LCD display / touch panel 24 LCD_CS LCD chip select signal, low level selects LCD 25 GND Ground 26 TP_CS Touch panel chip select signal, low level selects touch panel