* Use 2.0USB standard transmission interface. USB2.0 bus-powered (4.5V-5.5V). * Working temperature: -20 ° C ~ + 60 ° C, storage temperature: -50 ° C ~ + 80 ° C. * This chip earthquake proof, anti-electromagnetic, waterproof, but in the presence of water Do not U disk into the computer USB in order to avoid a short circuit. * No drive, plug and play, hot-swappable. Support USB ZIP / HDD start, ultra-stable technology. * Compatible with PC, brand notebook, MacBook, servers.