[Harry Potter] – Harry Potter and the Prisoner of Azkaban - Revisit the scenes Part 8 - Time Turner Patronus Charm, Expecto Patronum

Time-Turner - Hermione's time travel device Hermione Granger used a magic device to revert time that was called a Time-Turner. A Time-Turner had an Hour-Reversal Charm casted that could revert time up to five hours.

The British Ministry of Magic limited the time of a Time-Turner to five hours to prevent any incidents that could occur by time-travel. Professor Minerva McGonagall gave Hermione Gra.....