Product type: Aluminum alloy 4 port USB2.0HUB<br />New design｣ｬ more avant-garde fashion. High-speed USB 2.0 4PORT HUB｣ｬ design is very beautiful｣ｬ bright and practical. This product is compact｣ｬ easy to carry.<br />Chip: FE1.1S chip｣ｬ the real high-speed chip.<br />Line length 10CM｣ｬ high-speed interface｣ｬ up to 480Mbps｣ｬ and backward compatible with standard specifications<br />Current protection｣ｬ support for overload voltage and instantaneous current protection｣ｬ the use of safe and convenient<br />Operating Humidity: 10% - 90%<br />Operating voltage: 5V<br />Operating current: 500mA<br />Operating temperature: -20 C - 75 C<br />Storage temperature: -40 C - 85 C