technigent Individual Power Switch 4 Port USB Hub With Ultra Slim Wireless Mouse Black Combo Set

TECHNIGENT Individual Power Switch 4 Port USB Hub: Upstream and 4 downstream USB port included. Fully compliant with USB specification version 2.0 Hot plug play USB device Half-transparent design with blue LED for power Interface: USB 2.0, compatible with USB 1.1 Data transfer rate: 1.5Mbps/12Mbps/up to 480Mbps Bus-power limit current protection: 500mA. Using all 4 port hub is not Guaranteed at the same time." Ultra Slim Wireless Mouse:comfortable, ergonomic design. Works at distances of up to 8-10 meters. Automatic frequency modulation technology to avoid the interference of other signal frequency. Unique design, super energy saving mode, battery life longer than similar products by 50%.2.4ghz beautiful super ultra slim mouse.