. Data Traveler Micro 3.1 is an ultra-small capless lightweight flash drive that delivers extreme USB (Universal Serial Bus) 3.1 speeds of up to 100 MB/s read & 15MB/s write. It's small enough to stay plugged into your notebook when you place it in your bag & it has a built-in keyhole. Store your favorite music movies files & more with this Plug-&-Play drive that's ideal for tablets notebooks car stereos & televisions Key Product Info. Small capless design with built-in keyhole Extreme USB (Universal Serial Bus) 3.1 speeds Expanded storage Product Features Ultra-small This compact & lightweight drive is easy to take with you & small enough to keep plugged into your notebook even when placed in its bag. Metal casing The drive's metal casing complements any compatible device. It's capless so there's no cap to lose or break. USB (Universal Serial Bus) 3.1 speeds With speeds of up to 100 MB/s DT Micro 3.1 saves your valuable time even with large files & is faster than USB (Universal Serial Bus) 2.0 flash drives.