VOICED: Robot cat Doraemon gives rise to new generation of gadgets

The video explores the world of Doraemon, a beloved robot cat from Japanese comics, known for his time-traveling abilities and futuristic gadgets. It highlights an exhibition at the Tokyo Museum of Sciences of the Future, showcasing technological breakthroughs inspired by Doraemon's universe. The exhibition features robots that can communicate, innovative gadgets like a mini helicopter, and a cloak that creates an illusion of invisibility. These inventions demonstrate how Doraemon's fictional gadgets are becoming reality, bringing us closer to a futuristic world.

Describe one of the gadgets that Doraemon uses.

How does the invisibility cape work?