ProductsStatus:Stock Package:Yes InterfaceType:USB2.0 Certification:ccc Ports:2-4 ModelNumber:ZB172001-2 workingvoltage:5V workingcurrent:500MA workingtemperature:-22degree-75degree supportsystem:windows93/98/2000/2003/ME/XP/VISTAwin7 Color:greenorange Weight::45g