What would be the proper cooling pad be for an ASUS N550JX-TH72T ?

Physic58

Commendable
May 22, 2016
3
0
1,510

Are you sure those are the right coolers because someone told me that there are two types
 

Physic58

Commendable
May 22, 2016
3
0
1,510

I have vents on the bottom of the laptop for air circulation