---
product_id: 17096653
title: "Velleman MiniKits MK120 IR Light Barrier"
brand: "velleman"
price: "C$91"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/17096653-velleman-minikits-mk120-ir-light-barrier
store_origin: NI
region: Nicaragua
---

# 4-meter detection range Infrared sensor tech 85 dB audible alert Velleman MiniKits MK120 IR Light Barrier

**Brand:** velleman
**Price:** C$91
**Availability:** ✅ In Stock

## Summary

> 🚨 Stay ahead of the unexpected with Velleman’s IR Light Barrier!

## Quick Answers

- **What is this?** Velleman MiniKits MK120 IR Light Barrier by velleman
- **How much does it cost?** C$91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/17096653-velleman-minikits-mk120-ir-light-barrier)

## Best For

- velleman enthusiasts

## Why This Product

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

## Key Features

- • **User-Friendly Control:** On/off switch lets you activate protection only when needed, saving power and peace of mind.
- • **Instant Intruder Alert:** Audible 85 dB alarm plus bright LED notification keeps you one step ahead.
- • **Versatile Applications:** Perfect for home security, science projects, or defining personal zones with style.
- • **Plug & Play Convenience:** Includes 9V battery holder and adapter jack for hassle-free setup anywhere.
- • **Precision Infrared Detection:** Reliable IR sensor covers up to 4 meters for boundary control or visitor announcements.

## Overview

The Velleman MiniKits MK120 IR Light Barrier is a compact, tabletop infrared sensor system designed to detect movement within a 1 to 4 meter range. It triggers a loud 85 dB audible alarm and a visible LED alert, making it ideal for security, visitor notification, or experimental setups. Powered by a 9V battery (holder included) and featuring an easy on/off switch, it offers reliable, user-friendly protection and boundary control.

## Description

Velleman IR light barrier can be used to announce visitors, warn against burglars, set boundaries, science projects and more. It produces an audible (85 dB) and visible (LED) alert. It can cover a range of 1 m to 4 m. An on/off switch is provided. The power supply required for the transmitter is 9 vdc/50 mA maximum and for the receiver is 9 vdc/20 mA maximum. A 9 V battery holder and an adapter jack are included.

## Features

- Applications includes warn Against burglars, set boundaries, science projects and more
- produces an audible and visible Alert
- 9 V battery holder and an adapter jack are Included
- Includes an on/off switch

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Control Method | Touch |
| Noise Level | 85 Decibels |
| Mounting Type | Tabletop Mount |
| Maximum Range | 4 Meters |
| Sensor Technology | Infrared |
| Global Trade Identification Number | 05410329333010 |
| Manufacturer | Velleman |
| Part Number | MK120 |
| Item Weight | 2.22 ounces |
| Product Dimensions | 0.98 x 4.76 x 7.87 inches |
| Item model number | MK120 |
| Is Discontinued By Manufacturer | No |
| Volume | 75 Cubic Centimeters |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Measurement System | Metric |
| Plug Format | No plug |
| Included Components | 1 x Velleman IR Light Barrier |
| Batteries Included? | No |
| Batteries Required? | No |
| Description Pile | Alkaline |

## Product Details

- **Color:** Multi-colour
- **Brand:** Velleman
- **Power Source:** Battery Powered
- **Battery Description:** Alkaline
- **Voltage:** 9 Volts

## Images

![Velleman MiniKits MK120 IR Light Barrier - Image 1](https://m.media-amazon.com/images/I/515KWxtq2IL.jpg)

---

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**Shop now:** [https://www.desertcart.ni/products/17096653-velleman-minikits-mk120-ir-light-barrier](https://www.desertcart.ni/products/17096653-velleman-minikits-mk120-ir-light-barrier)

---

*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-01-24*