Just want to say, thank you for all you A23 guys.
The patient service to get my problem out.
R4i Gold 3DS card for DSi/DSiXL/ Nintendo 3DS + Sandisk MicroSDHC 8G bundle, Save Even More with Value Bundles! You get more for your money when you buy these popular R4 card alone with memory card together - at one low price.This bundles includes a R4i 3DS card card and a Sandisk MicroSDHC 8G.
-Compatible with Woodr4i.
-Compatible with all DS editions of different kinds of language
-Supports 3DS / DSL / DSi / DSi XL / LL
-Supports Action Replay cheat
-Support SDHC (Micro SD 4G,8G,16G,32G)
-2nd generation storage device (no booting tool required)
-Flush fitting slot 1 card
-Uses MicroSD card, FAT16 or 32
-Supports any MicroSD card speed with no lag in game
-Supports Clean ROM, drag and drop. Works on any OS
-Built in NoPass
-Automatically detect save type
-Save directly to MicroSD card, not to onboard chip
-Supports Moonshell and other homebrew.
-User friendly skinnable interface. Touchscreen or button operation
-Supports rumble pak and memory pak
-Supports the WiFi game, DS Rumble Pak, DS Browser
-Supports changes of the background of Operation Interface
-Support Skin DIY by setting background and font colors on Main Menu and Game Menu manually and automatically
-Supports 4-scale-lightness adjustment ( DS Lite only )
-Supports the Soft Reset.
-moonshell 2.02 support Software Reset function( Press START key back to the R4 menu)
Sandisk Micro SDHC 8G
High Capacity Flash Memory Card! This SanDisk microSDHC (High Capacity) flash card stores up to 8 gigs of your favorite music, photos, videos and documents and is designed for use with mobile phones and other compatible microSDHC devices! It provides a Class 2 speed performance rating and is built to last, with an operating shock rating of 2,000G's, equivalent to a ten foot drop!