Here is a drone that makes it easier to paint on all kinds of walls. The Katsuru Beta Painting Drone is a spray drone that uses sensors and software to detect and cling to walls. It can be manually controlled but is upgradable to fully autonomous model.
Currently Trending Geeky Gadgets
This drone can track walls hundreds of feet high. It can fly for up to 10 minutes on battery. You can find it here.
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.