👻 Knock, knock—who's there? A ghostly surprise awaits!
The Instructables: Ghost Knocker is an innovative door-mounted device that detects knocking sounds and activates an LED indicator, creating a unique and spooky experience for your home. Perfect for parties or adding a touch of fun to your entrance, it installs easily and provides instant alerts with every knock.
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Hace 3 semanas
Hace 1 semana
