How can you tell the difference between a type I and type II compact flash card?

[fatbaby]

???

 

[kami333]

Type I was the first standard and Type II was the second standard that came out. I think the only difference between the two is their size. I is 3mm thick and II is about twice as thick.

 

[BlueApple]

Google loves you!

 

[Joony]

type 2 is thicker (microdrives and such)