I recommend the Acekard 2i. It has excellent 3DS support and seems to be updated frequently.
There's an actual store near me that sells every flavor of DS flashcart, so after doing some research I picked up an Acekard there for about 20 bucks. Also got a cheap Pandora battery while I was at it
QUOTE(CarolMoore @ Jun 28 2011, 10:02 AM) Dont you think it is a fake one? So lower price....