Features: 2.4" diagonal LCD TFT display Bright 4 white-LED backlight on by default but you can connect the transistor to a digital pin for backlight control Colorful 18-bit 262000 different shades 4-wire resistive touchscreen 8 bit digital interface plus 4 control lines 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 5V compatible use with 3.3V or 5V logic For Arduino UNO R3 Specifications: Size:72 x 52 x 12 mm Weight:33 g Package weight:43 g Package included: 1 x 2.4" TFT LCD Shield Socket Touch Panel Module