[ALL In 1] EasyAcc&reg; Portable WiFi Router & WiFi Repeater Wireless External HDD / Flash Drive / SD Card Reader 8800mah PowerBank Built-in External Battery Pack for iPhone Windows 7 8 IOS Mac OS Andorid Smartphones Tablet PCs Transfer photos/movies/music between mobile devices and SD Card/USB Flash Drives/External Hard AirPlay HD Videos stored on your external HDD anywhere using phone or tablet Expand Storage Space of your Smart Device Wirelessly - Easy file sharing and storage Portable Wi-Fi Router & Repeater: convert wired network to Wi-Fi signal; enhance existing Wi-Fi Emergency Power Bank: Built-in 8800mAh battery cell gives you smart device enough juice to keep it