Features: Metal material, smooth texture, with buckle can be hung on the key chain, easy to carry. USB connection, support hot plug, no external power supply required. Convenient data storage device that makes it easy to bring data home, office, school or anywhere else. 16G large capacity U disk, no need to delete your valuable data, easy to read and store at high speed. Support multi-device plug and play, support TV, desktop, notebook, router and many other devices. Light and thin, simple design, only 5.3g weight, storage is very convenient. Specifications: Material: Metal Size: Approx. 4.8*1.2*0.4cm/1.89*0.47*0.16inch Interface: USB2.0 Maximum read speed: 70MB/s Operating state current: 100mA Operating temperature: 0-70℃ Working Voltage: 4.75-5.25V Storage temperature: -30-55℃ Humidity: 20%RH To 85%RH Applicable equipment: Computer, Car, Bluetooth Speaker, TV and other Devices support USB Extension Applicable System: For Windows 2003/XP/Vista/7/8/10/MAC OS/Linux Package list: 1 x U Disk 1、Metal material, smooth texture, with buckle can be hung on the key chain, easy to carry. 2、USB connection, support hot plug, no external power supply required. 3、Convenient data storage device that makes it easy to bring data home, office, school or anywhere else. 4、16G large capacity U disk, no need to delete your valuable data, easy to read and store at high speed. 5、Support multi-device plug and play, support TV, desktop, notebook, router and many other devices.