Modal No.: WF-289A Storage: up to 4GB with TF card in it Speed: Support full speed 480Mbpsíómedium speed 12Mbps or low speed 1.5Mbps data transfer Interface: USB2.0 & 1.0/1.1, automatically setup and no driver is needed Operating System: Win98/Me/2000/XPú¼Linux RedHat ú¼Linux Fedora ú¼Mac 9.2 and Mac OS X or higher Support hot-plug with USB specification Functions: Read/Write flash card (TF card)ú¦Support high speed read/write function from various digital appliances, Readable flash card dimension: 11 x 15 x 1 mm; Storage: can be functioned as USB drive, up to 4GB storage; Data transferú¦contains data cable with 420mm in length. It provides convenience for users to get connected to USB port of computers to perform communication, data transfer, as well as battery charging; Duel intellect charging: apply the technique of intellect IC which has been widely used in Li-ion battery field. Through the USB port of computer, users may execute high speed battery charging for digital products; Flashlight / Cash note verify: with the white/ultraviolet light function, which powered by its embedded Li-ion battery, this USB drive can be acted as flash light or cash note verifier. Dimension: 26í-35í-56mm Weight: 22g Six colors: white, orange, green, golden, silver and red Casing: blister with insert card in gift boxes Own mark, logo imprint and any message are available