DlandHome Laptop Stand Adjustable 60 * 40cm Computer Standing Desk Movable w/Wheels. I purchased 5 of these small adjustable laptop stands as a small return for each desk in my training room. They are ideal for working on and are adjustable in height.
See it on Amazon: https://amzn.to/3pCTtLE
In my opinion, these are well worth the money.
This Amazon link is an affiliate link that will earn me a small commission if you decide to purchase. There is no extra cost to you.