This compact USB gadget is a game-changer for frequent travelers who rely on their computers. It prevents overheating and extends battery life, thanks to its rechargeable battery and built-in cooling fan .As a result of my tests I determined that my laptop stayed cool and secure throughout a long-haul flight. The sleek design and easy-to-use functions make it a must-have accessory. The only downside is that it can be a bit noisy, although it's a small price to pay for the added benefits..