Step 1. Find your model number
a. You can find your model number on the back of your iPad.
b. The model number will always start with the letter "A".
Step 2. Consult the Apple Website
As new iPad models are always being released, the simplest way to check what model you have is to click below and check the official Apple Website, and find the model that has the same code as your iPad.
Hint: After you click the button and open the apple website, press 'F2' on your keyboard, and type in your model number. It wil highlight for you where on the page your model can be identified.