"The Bluebottle: A Broom for All the Family - safe, reliable, and with Built-in Anti-Burgler Buzzer."
—An advertisement seen at the 1994 Quidditch World Cup.[src]

The Anti-Burglar Buzzer was a magical device that stops thieves from stealing items, such as broomsticks. The Bluebottle broomstick has one built-in.[1]


Notes and references

  1. Harry Potter and the Goblet of Fire, Chapter 8 (The Quidditch World Cup)