An extremely cheap 128GB USB3 drive, with the OTG useful for many phones and tablets. Reads at over 130Mb/s and writes at over 40Mb/s according to many amazon reviews.
Interface — micro-USB and USB 3.0 connectors, backward-compatible with USB 2.0 ports
Fast transfer speed to USB 3.0 port — no-wait rate of up to 150MB/sec
Micro-USB interface connects to mobile device
Compatible with PC & Mac computers
Downloadable SanDisk Memory Zone App - monitor available memory and manage, organize, and back up files your Android smartphone
Plug and Play make — automatically-detected when connected to an OTG-enabled smartphone or tablet
Dimensions — 0.43 x 0.78 x 1.44 in, 11.0 x 19.8 x 36.6 mm
Operational Temperature — 32° - 113° F (0° ??45° C)
Storage temperature — 50° - 158° F (-10° ??70° C)
is this brand new and genuine Sandisk product?