Cool hunt @linuslee0216 ! Upvoted and resteemed :) Keep up your hunts see you on your next ones! This one looks like a lot of fun!

Pros:

• 6 different kinds of paper planes and colors available, you can chose
• Easy to use with the app, have full control over it and try new things out
• Good instructions, makes it easy to do as explained
• For kids even a funnier gadget, to play with

Cons:

• none

Overall a cool and fun product, and most importantly not too expensive