Sunany Flash Drive for Type-C Ready Smartphones and Tablets16GB Black Automatically detected when connected to a Type-C enabled device Store more - Extra storage for the latest smartphones, tablets, PC and Mac computers with Type-C ports. Fast - USB 3.1 performance for read speeds up to 120MB/s , and write speeds up to 50MB/s-so you're not waiting for content-rich files to transfer 4.Sleek cap and Ring Design: Sleek cap protect USB 3.0 and USB Type-C connector. The stylish metal ring make it a perfect accessory for your keychains, briefcases or your badge holders, using to help keep from losing, and for easy carrying Guaranteed - for your peace of mind, PCB OTG flash drive is backed by a one -year warranty, free technical support