Syba SY-NBCP-4U Notebook Cooler Pad with 4 Ports and USB 2.0 Hub SLIM AND SMART DESIGN OF THE COOLING PAD SYSTEM WITH LARGE, HIGH-PERFORMANCE AND EXTRA QUIET 3 FANS BUILT-IN EXTREMELY HEAVY-DUTY CONSTRUCTION OF THE COOLING PAD TO AFFORD ANY WEIGHT OR PRESSURE PUT-ON POWER SOURCE SUPPORTED EASILY BY THE PLUG-AND-PLAY USB CONVENIENT, RELIABLE AND COMFORTABLE TO CARRY NO NEED FOR ANY INSTALLATION; COMPATIBLE WITH ANY NOTEBOOK COMPUTERS. Syba part #CL-NBCP-4U.