Questions about Acekard2i Easy 10 points?

Questions about Acekard2i Easy 10 points?

im going to buy an Acekard2i from this site.

http://www.modchipstore.com/acekard-2i-DSi-16467.html

im wondering when i buy it will i need to update it because i have the nintendo dsi version 1.4.1a
so when i buy it will it work on this dsi or will i need to update it and what should i do when i first buy it because i never owned a game like this so can you give me sites to download games for acekard2i and otha apps.

Thanks if you answer acekard 2i owners
should i buy it from this site?

http://www.modchipstore.com/acekard-2i-DSi-16467.html

i live in australia