---
product_id: 295407373
title: "Securityman 2-in-1 Adjustable Door Knob Alarm Jammer & Sliding Patio Door Security Bar with 120db Loud Alert Siren | Durable & Rugged Iron, Sturdy on Most Floors & Windows (Protects Against Scratches)"
brand: "securityman"
price: "$257"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/295407373-securityman-2-in-1-adjustable-door-knob-alarm-jammer-sliding
store_origin: NZ
region: New Zealand
---

# 120db Alert 2-in-1 Security Adjustable Length Securityman 2-in-1 Adjustable Door Knob Alarm Jammer & Sliding Patio Door Security Bar with 120db Loud Alert Siren | Durable & Rugged Iron, Sturdy on Most Floors & Windows (Protects Against Scratches)

**Brand:** securityman
**Price:** $257
**Availability:** ✅ In Stock

## Summary

> 🔐 Secure Your Space, Elevate Your Safety!

## Quick Answers

- **What is this?** Securityman 2-in-1 Adjustable Door Knob Alarm Jammer & Sliding Patio Door Security Bar with 120db Loud Alert Siren | Durable & Rugged Iron, Sturdy on Most Floors & Windows (Protects Against Scratches) by securityman
- **How much does it cost?** $257 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/295407373-securityman-2-in-1-adjustable-door-knob-alarm-jammer-sliding)

## Best For

- securityman enthusiasts

## Why This Product

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

## Key Features

- • **⚙️ Customizable Fit:** Easily adjust the security bar from 22.25" to 43.7" to suit your needs.
- • **💡 User-Friendly Design:** Quick to install and remove, ensuring you can secure your home in seconds.
- • **🛡️ Rugged Durability:** Constructed from high-grade iron, this device withstands up to 350 pounds of pressure.
- • **🔊 Unmatched Alert System:** Experience peace of mind with a 120db siren that alerts you from up to 1000ft away.
- • **🔒 Versatile Security Solution:** Transform your home security with a 2-in-1 design for both hinged and sliding doors.

## Overview

The Securityman 2-in-1 Adjustable Door Knob Alarm Jammer & Sliding Patio Door Security Bar combines a powerful 120db alarm with a versatile security bar, designed for both hinged and sliding doors. Made from durable iron, it offers adjustable lengths and a strong grip on various floor types, ensuring your home remains safe and sound.

## Description

Securityman 2-in-1 Adjustable Door Knob Alarm Jammer & Sliding Patio Door Security Bar with 120db Loud Alert Siren | Durable & Rugged Iron, Sturdy on Most Floors & Windows (Protects Against Scratches)

## Features

- Extremely Loud Siren: Due to the sensitive vibration sensor and 120db alarm attachment, you and your loved ones will be kept safe and alerted (up to 1000ft away) if any intruders attempt to tamper with a door or window etc
- 2-in-1 Security Bar & Sliding Door Jammer: Use this device for two different purposes with easy interchangeable caps for hinged doors and sliding door/window
- SECURITY BAR: Angled rubber bottom that assures full contact and strong grip on all types of floors without scratching them
- ADJUSTABLE AND DURABLE: Bar can be adjusted between 22.25"-43.7" and constructed of high grade iron to withstand 350 pounds of pressure *please note: the sliding door caps decrease the maximum length to 39.25"
- EASY TO USE: Easily props under door knob and easy to remove. Security bar can also be easily adjusted; WHAT'S INCLUDED: Security Bar (2 parts), 120db Alarm Attachment, 9 Volt Battery (lasts up to a year), Door Caps (2pcs), Sliding Patio Door & Window Caps (2pcs), User Guide, 12 Month , & Friendly Customer Support

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mace Group Inc / Macally Peripherals |
| Brand | SECURITYMAN |
| Model Number | SECURITYBARA |
| Colour | White |
| Material | Iron Plastic Rubber |
| Number of Items | 1 |
| Size | 1 Pack |
| Manufacturer Part Number | SECURITYBARA |
| Manufacturer | Mace Group Inc / Macally Peripherals |
| Country of Origin | USA |

## Images

![Securityman 2-in-1 Adjustable Door Knob Alarm Jammer & Sliding Patio Door Security Bar with 120db Loud Alert Siren | Durable & Rugged Iron, Sturdy on Most Floors & Windows (Protects Against Scratches) - Image 1](https://m.media-amazon.com/images/I/61rvCs+alnL.jpg)

## Frequently Bought Together

- Securityman Door Security Bar with Alarm | Sliding Door Security | Door Stopper (120 dB Extra Loud Alarm) Enjoy Peace of Mind with Durable, Heavy Duty Door Jammer Door Stop Alarm Stick Inside
- EMDMAK Door Stop Alarm with 120DB Siren Door Stop for Home & Travel (Black) (Pack of 2)
- GE Personal Security Window and Door Alarm, 2 Pack, DIY Protection, Burglar Alert, Wireless Chime/Alarm, Easy Installation, Home Security, Ideal for Home, Garage, Apartment and More, White, 45115

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**Shop now:** [https://www.desertcart.nz/products/295407373-securityman-2-in-1-adjustable-door-knob-alarm-jammer-sliding](https://www.desertcart.nz/products/295407373-securityman-2-in-1-adjustable-door-knob-alarm-jammer-sliding)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-11*