4-port USB hub:
1. Fully compliant with universal serial bus specification version 1.1/2.0USB 2.0
2. Single chip integrated USB hub controller with embedded proprietary processor
3. Supports bus -powered/self-powered downstream ports
4. Individual port over-current protection
5. Driverless, hot plug and play
6. USB 4 ports for varieties of external USB devices connection demand

Mouse pad:
1. Black compact panel and smooth movement which suitable for all kinds of mechanical mouse and optical mouse use
2. Flash blue light or seven-color light around the pad
3. The cuff is made of environmental PU; It feels comfortable and can reduce your tired feeling. It is an ideal protecting products for your wrist
4. Dimensions (W x D x H): 260 x 260 x 1. 6cm
5. Allows matching outside power of DC: 5V/2, 000mA

Packing:
Color box