Sandisk 128GB Ultra Dual Drive Go,  USB Type-C and USB Type-A 3.2 Gen Special Features The all-metal casing, 2-in-1 flash drive with a reversible USB Type-C and a traditional Type-A connector. Seamlessly Move content between your USB Type-C smartphone, tablets and Macs and USB Type-A computers Free up space on your USB Type-C smartphone so you can take more photos Automatically back up photos using the SanDisk Memory Zone app. PCMac computer compatibility High-performance USB 3.2 Gen 1 drive with 400MBs read speeds lets you quickly move your files to your computer Stylish dual-purpose swivel design helps protects connectors and features a keyring hole to take your drive on the go. Brand ‎SanDisk Product Dimensions ‎4.45 x 1.22 x 0.86 cm; 3.7 g Item model number ‎SDDDC3-0128G-G46 Manufacturer ‎Sandisk Series ‎SDDDC3128GG46 Colour ‎Black RAM Size ‎128 GB Power Source ‎Hand-operated Operating System ‎windows Are Batteries Included ‎No Lithium Battery Weight ‎2.5 g Number of Lithium Metal Cells ‎1 Item Weight ‎3.7 g