
Firstly I don't use a fan. I don't use the fan other than to check that it's working. hot laptop, that will help. For 13 inch laptops this works great. It fits a 15-inch laptop, but it might be too small for that. I have used it in a seated position on several sofas. I also found a setting for lying on the couch. how i use it. Adjusting the angles of the three legs is very easy. Sometimes you have to play around with it a bit and see which setting works best for your situation. There are several recommended settings listed on the packaging. The most important part is to make sure you set the left and right leg to the same settings or they won't be even.

π» GIKERSY Adjustable Height Laptop Stand - 1.5" to 20", Ergonomic Sit to Stand Laptop Riser for Desk - Compatible with MacBook Pro, Dell XPS, Lenovo, HP & More 10-17" Laptops
12 Review

Wacom Ergo Stand for Cintiq Pro 24: Optimize Your Digital Creativity and Comfort
14 Review

27" Monitor LG 27UL500, 3840x2160, 60Hz, IPS, black/white
23 Review

Mount ONKRON G100 silver
39 Review