If you just get one piece of equipment for remote teaching, get 2nd COMPUTER MONITOR.
CREATE SUCCESSFUL VIDEOS FOR DISTANCE LEARNING 1-HOUR COURSE – http://thomgibson.com/distancelearning
Here’s a good monitor on Amazon for less than $100 – https://amzn.to/3k80rXf
Keep in mind a few things like the inputs / ouputs of the monitor and your laptop (if it has HDMI inputs you will probably be good to go)