The 2.4 inch TFT Touch Screen Module with micro SD card slot is now available as a SHIELD for Arduino UNO. It has a four wire resistive touch screen, a micro SD card socket, a reset switch and a convenient Arduino Uno shield footprint.
Features
Colorful, 18-bit 262,000 different shades
Bright, 4 white LED backlight. On by default but you can connect the transistor to a digital pin for backlight control
Works with any Arduino 328 or Mega (Leonardo not supported yet)
Specifications
2.4″ diagonal LCD TFT display
240×320 resolution
5V compatible! Use with 3.3V or 5V logic
Onboard 3.3V 300mA LDO regulator
8 bit digital interface, plus 4 control lines
4-wire resistive touchscreen
Uses digital pins 5-13 and analog 0-3. That means you can use digital pins 2, 3 and analog 4 and 5. Pin 12 is available if not using the microSD