1. Warmer function: Special USB line for warmer function and ensuring the safety, keep 40 centigrade degrees for warming hands, with inflared massaging and sterilization.

2. Four port USB hub.

3. Mouse pad: Black compact panel smooth movement which suitable for all kinds of mouse use, with flash light or seven color lights around the pad, allows outside power of DC 5V/2000mA.

4. Product size: 240*210*13mm.