Leyha :
my fan cpu is working fine but i just want to add another cooling to keep my laptop cool
is external cooling not worth? because I just want my laptop safe because the cooling price is only about 5$ or 70$ and the price of the laptop is around 1000$
As long as the laptop is getting air from its sides and underneath, it should be fine. It will be operating within manufacturer's design parameters. I leave my work laptop on 24x7 for months on end. You can download an app that checks on the temperature of you internal parts, if you want to do so. Before you buy a cooler, you can try one out at a store, but find the few you are interested in and perform searches to get customer reviews. Don't trust Amazon to report accurately, go to...