Szybki adapter USB 2.0 7/4 portów LED, hub, gniazdo wieloportowe, przełącznik włączania/wyłączania, rozdzielacz ładowarki do komputera, dysk U

Specifications: 1.Provides 4 or 7 USB interfaces, 2.USB HUB 3.The built-in current overload short circuit protection; 4.High-quality electronic components, guarantee the stability of operation; 5.Automatic identification of computer installation, no driver required, plug and play, plug. 6.Support: Windows 95/98 / ME / 2000 / XP/Vista, Mac 8.6 or later With LED lights, the working status is directly visible. 7, Lovely, elegant appearance, easy to use Feature: 1.The USB2.0 chip, real high-speed chips. 2.(High-speed) USB2.0 interface, with a theoretical maximum rate of up to 480 MBPS, and backward compatible with USB standard 1.1/1.0. 3.Equipped with four groups of USB ports with hot-plug functionality. 4.The current protection function supports overload voltage and instantaneous electric current protection, making it safe and convenient to use. 5.Working lamp 6. Working humidity: 10% to 90% 7.Working voltage: 5 v 8.Working current: 500 mA 9.Working temperature: -20°C to 75°C 10.Storage temperature -40 °C - 85 °C 11.Support system: Windows 2000/2003 / ME / 95/98 / XP/Vista Mac OS 8.1 or above (under Windows 95/98 system, driver installation is required) Package includes: 1pcs*4-ports USB-HUB Or 1pcs*7-ports USB-HUB