Zsun WiFi Memory Card Reader TF MicroSD USB Flash Drive for iPhone iPad Mac PC Smart Android Phone Tablet (Black) Multifunctional wifi card reader including built-in LED, TF card slot, and a USB port and support wireless data transfer. BIG STORAGE,Support TF card/MicroSD up to 2TB,Memory capacity can expand enough for us to share data. SECURE PRIVATE CLOUD:Support WIRELESS DATA BACKUP,can Share video/picture,and allows 8 mobile devices to be online at the same time. Desigh for iphone / ipad / Mac / PC / Android Smartphone / Tablet,support IOS / ANDROID / WINDOWS. VERY SMALL,Easy and convenient to use,install and carry around.It has a reset key.Product comes with 12-month warranty.