[USB 3.0 Superspeed] Up to 5Gbps data transfer speed. Fast USB C to USB adapter. [Plug & Play] OTG adapter. No additional driver/software needed. Simple Thunderbolt 3 to USB adapter [Super Durable] Zinc alloy body prevents scratches. Premium USB C connector passes 10,000+ Push/Pull Test [Universal Compatibility] Compatible with laptop/tablet/smartphone with a USB Type-C port including Macbook Pro 2019/2018/2017, MacBook Air 2018, Nintendo Switch, Samsung Galaxy S8/S9 [Add USB to Your Phone] Extend storage of your new USB-C smartphones.