Freematics Forum

Hello I'm very new to work with Arduino and i need some help before buy this device.
I want to buy these :
OBD-II Adapter: Model B
Arduino Board: Mega2560
LCD Screen : " 3.5"

My questions :
1- What is 3.5" screen in your store width and height in centimeters ?
2- Is 3.5" LCD in your store touch ...