BESTRUNNER 2 in 1 OTG Flash Drive Micro USB 2.0 Memory Stick Pen Thumb only for Android Smart Cell Phone Tablet PC TV DVD Car Player 8GB Easy Data Transmission - USB OTG (On-The-Go) 2 in 1 Micro USB for easy data transmission of files between smartphones, tablets and computers. Easier data sharing than using online cloud services. Extra Storage - Provides additional storage for all your Android OTG mobile devices. You can backup files, photos, videos and more Easy to Use - Easy to read and read in high speed ,No need drive/power supply only plug in. Convenient - Ultra small, thumb-sized design for easy data transmission. Micro SD card reader without taking the TF card out of mobile phone. Great for All Ages and Purposes - suitable for digital data storing, transferring and sharing in school, in family, to friends, to clients, to machines. Apply to data storage of music, photos, movies, designs, manuals, programmes, handouts etc.