Dual Purpose16GB USB Drive,KINGWorld USB Flash Drive for Cell Phones(Not for iphone products),Tablets and Personal computers (Black-A) Only applies to Android,does not apply to iphone. Can compatible with all the Micro USB smartphone and tablet with OTG function.No need install any software,complies with USB 3.0 specification,blazing-fast data transmission speeds.Thoroughly make no barriers between mobile phones and computers,easily transfer content between OTG-enabled Android smartphones, tablets and computers,transfer performance may be different depending on host device.Operating System:Android,Windows.(Excluding iOS) Thoroughly solve the complicated problem of data transfer, backup, can directly exchange files.Safe and reliable.Protect your privacy in your phone.Watch anytime, plug and play, Re-writable for one million times, data can be stored for 10 years. Keep your digital world in your pocket in our smallest package.Expanded Storage for Smartphones & PCs Tablets.Backup your important Photos, Videos, and Contacts. Having all functions available in an ordinary USB memory card.No battery or network required.