---
product_id: 23727821
title: "Instructables: Ghost Knocker"
brand: "jameco kitpro"
price: "220 kr"
currency: ISK
in_stock: false
url: https://www.desertcart.is/products/23727821-instructables-ghost-knocker
store_origin: IS
region: Iceland
---

# LED Indicator Sound Detection Door Mounted Instructables: Ghost Knocker

**Brand:** jameco kitpro
**Price:** 220 kr
**Availability:** ❌ Out of Stock

## Summary

> 👻 Knock, knock—who's there? A ghostly surprise awaits!

## Quick Answers

- **What is this?** Instructables: Ghost Knocker by jameco kitpro
- **How much does it cost?** 220 kr with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/23727821-instructables-ghost-knocker)

## Best For

- jameco kitpro enthusiasts

## Why This Product

- Trusted jameco kitpro brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **💡 LED Magic:** Illuminates with every sound, adding a spooky glow.
- • **👻 Knock, Knock!:** Transform your door into a ghostly experience!
- • **🔔 Instant Alerts:** Get notified with every knock, even from the beyond.
- • **🔧 Easy Installation:** Mounts effortlessly on any door—no ghostly skills required!
- • **🎉 Perfect for Parties:** Impress your guests with a hauntingly fun entrance!

## Overview

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.

## Description

Instructables: Ghost KnockerMounted on a door, this device senses knocking sound and knocks back same way. You can use it for a prank, to pretend someone in a vacant room. It is simple circuit with an arduino, an electet microphone module, an

## Features

- Instructables: Ghost Knocker Mounted on a door, this device senses knocking sound and kn

## Images

![Instructables: Ghost Knocker - Image 1](https://m.media-amazon.com/images/I/41Q13RVX3gL.jpg)

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---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-04-23*