2.8" tft touch shield for arduino with resistive touch screen adafruit spice up your arduino project with a beautiful large touchscreen display shield with built in microsd card connection. this tft display is big (2.8" diagonal) bright (4 white-led backlight) and colorful (18-bit 262,000 different shades)! 240x320 pixels with individual pixel control. it has way more resolution than a black and white 128x64 display. as a bonus, this display has a resistive touchscreen attached to it already, so you can detect finger presses anywhere on the screen.