Antec Black Notebook Cooler w/ Two Ball-bearing Fans

Cool Your Notebook
Protect your valuable investment and reduce heat-related instability.
USB-powered cooler with pass-through connector included.
Draw power from any USB port without losing use of the USB port.
Works great with both Macs and PCs
Low power consumption
No batteries or power adapter needed.
2 Double ball-bearing fans for reliability.
Quieter than a whisper, only 25.9 dB(A)