Working humidity: 10% - 90%
Working voltage: 5V
Working current: 500mA
Operating temperature: -20C - 75C
Support system: Windows 95/98/2000/2003 / ME / XP / Vista or Mac OS 8.1 or later (Windows 95/98 system to install the driver)
Size: 55 * 19 * 30mm
USB Binding 2.0 chip, high-speed chip.
(Hi-speed) USB2.0 interface, the theoretical maximum speed is up to 480Mbps, and backward compatible with the USB 1.1 / 1.0 standard
Classic design, beautiful appearance, low power consumption. fit for U disk, card reader, USB mouse, USB keyboard, scanner, digital camera, digital video camera, USB sound card, hard disk box and other devices, four USB ports. No need driver, plug and play, supports up to 127 USB devices.
Current protection, support for overload voltage and instantaneous current protection, safe and convenient to use