① standard USB1.1 interface, the read speed data transmission speed of: 1000 KB / S (with the configuration of the computer) write speed: 800 KB / S ② standard USB2.0 interface, the read speed data transmission speed: 10 MB / S ( And the configuration of the computer) write speed: 5 MB / S USB interface for flooding (windows98 except) to support dual-start function; support encryption Chun-moisture-proof, anti-electromagnetic stem Long LED indicator; sunshine, 2001, with warranty ●: USB cable / installation CD / brochures / lanyard ● U-size (cm): 7.2 * 2.5 * 1.1 ● packaging size (cm): 14 * 14 * 4.5 ● Weight: about nine grams ● control: 2201