The DS lite does not use memory cards.
microSD, microSDHC, and microSDXC.
This page indicates that the Motorola Razr VE20 is compatible with microsdhc. http://www.daydeal.com/product.php?productid=20985
MicroSDHC card
It reads the microSD, Memory Stick Micro (M2), microSD High Capacity (microSDHC) - USB memory cards.
You can bun buy a sandisk 4gb microsdhc memory card with sd adapter bulk packaging on Amazon, Remotesquad, points2shop. Ebay also will come up with a large number of offers.
The adapter does not hold any information. It simply connects the smaller card to the computers memory card port.
Magicgate memory sticks are set memory storage. Whereas Mark ii memory sticks have custom options and available card adapters.
yes it has to be micro SD that's the only one that actually fits. R4i SDHC card is compatible with most MicroSD card, such as Kingston, Sandisk. both MicroSD and MicroSDHC card can be used in r4i sdhc card. R4i card support both MicroSD card and MicroSDHC memory card. From 2 GB to 32 GB.
Memory card adapters are designed to be used with a personal computer, so that they can, indeed, download pictures to your PC.
Most memory stick duo adapters feature a USB interface and are plugged into the computer's USB ports. Memory Stick Duo and Pro are Sony trademarks.
You will need an Adapter. Here is one: http://www.supermediastore.com/product/u/adata-2gb-micro-sd-memory-card-microsd?max=15&offset=0
MicroSD are normal MicroSD cards, which are equal or less than 2GB storage.MicroSDHC are High Capacity MicroSD cards, which are equal or bigger than 2GB and less or equal than 32GB.MicroSDXC are Extreme Capacity MicroSD cards, which are equal or bigger than 64GB.At the moment there are none MicroSDXC cards. It's interesting to read http://www.teamcyclops.com/forum/showthread.php?t=11110 and http://phandroid.com/2009/01/08/coming-soon-2tb-memory-cards/ about MicroSDXC cards (which could have a storage of 2TB). That's awesome.Some devices have a limitations. E.g. it's impossible to use a 8 GB microSDHC card on Sony Ericsson K750i, but it's possible to use a 2GB microSD card.