Why Choose ySky MFi certified 4in1 flash drive ? *MFi Certified quality chips &lightning port and Real Full Capacity Memory, the iPhone drive Memory Stick has stable and fast transfer Speed. *Multi-Interfaces Design: ySky photo stick comes with lightning /USB A/Type C /Micro USB ports, compatible for iPhone/iPad/OTG Android/PC and other devices with standard USB ports, can transfer data among various devices, easily complete data sharing. *App encryption +File encryption to Protect your privacy:Enable all data to be protected by password /touch ID/Face ID, your privacy will not be checked by others. *Support One-click Auto backup photos/videos by App for iphone ipad all series.Contacts Backup and Restore. *Plug and play: Play music and movies directly from the photo stick for iPhone,Photos/Videos are took via APP camera and saved automatically into the folder of flash drive.Share photos /files/videos among different devices (PC/Macbook/iPhone/iPad)( iOS 9.0 or Above). *Lightweight & Portable: iPhone storage flash drive size is 1.8* 1.9 * 0.4inches, small and exquisite, which is convenient for us to carry. there is a small hole ,so It's easily connects to your keychain and backpack, ensuring your personal documents are never forgotten. *Save money for monthly cloud fee for your famliy.You don't have to pay extra for additional storage, just insert iphone external storage and enjoy the extra space of your flash drive. Please note: (1) The Encrypted file will not be opened unless right password input. (2) Also the encrypted files would be Invisible from computer side, which enhance the Safety Level. (3) If you forget your password, you will not be able to restore your files. Also, there is no way to recover your password. You also cannot open the encrypted file on another device. One touch backup for photos videos anytime, anywhere: All photos and videos can be directly saved to the usb storage flash drive, eliminating concerns of insufficient phone memory. Media Formats Supported: PHOTO: BMP, GIF, JPG, JPEG, TIF, TIFF, PNG, NEF, HEIC VIDEO: AVI, DIVX, FLV, M4V, MKV, MOV, MP4, MPG, RM, RMVB, TS, VOB, WMV, 3GP, SWF, GIF, HEVC MUSIC: AAC, AIFF, CAF, MP3, WAV, M4A, AC3, FLAC, APE DOCUMENT: DOC, DOCX, PPT, PPTX, XLS, XLSX, KEY, NUMBERS, PAGES, PDF, HTML, TXT, RTF How to Work on Android devices and computers? For Android Phones with OTG function -- No need to install any app, No one-click backup function 1.Method 1: Connect USB-C flash drive to your Android phone. Go to “My Files”---> You can see there is a “USB Storage1” icon. 2.Method 2: Plug the USB-C memory stick into your Android phone and swipe your finger down on the phone's home screen to display "USB storage1" connected on the notification panel. 3.Then you can Click “Copy” or “Move” to select the files you want to transfer. Above/below you will see "Paste Here". Once you do that, your files will be copied or moved to that fold For Computers ( no matter Windows computer, or macbook ,imac, since they have USB-C or USB port, they would be supported). Plug And Play. No need to install any app, it doesn’t have the one click backup function, need to do manually if you need to back up or transfer photos.