Kuman Arduino UNO R3 3.5 inch TFT Touch Screen with SD Card Socket w/Tutorials in CD for Arduino Mega2560 Board SC3A-1 Arduino 3.5 inch lcd touch screen with a touch pen. Compatible with UNO and Arduino Mega2560 development board directly, no any wiring needed.(SD card with 2560 is not supported) 3.5 inch screen is designed for arduino board modules, 320*480 resolution, better display. No external power supply needed we offer free tutorial for arduino beginners who can make projects by email via amazon. High quality 3.5 inch touch screen with better price and good customer service.