This product is a 128GB portable external SSD USB flash drive designed for use with Tesla Model S, 3, X, and Y vehicles. It is compatible with laptops, PCs, and Android devices and features USB 3.0 specification, gray color, and removable USB port. The drive is equipped with Sentry Mode-Ready modification and can be used for dashcam and sentry mode purposes. The product is part of the Samsung Mobile product line and comes with one unit of quantity.