Rolson Tools 100dB Alarm Padlock - Anti-Theft Security Lock with Siren, Keys & Batteries (66857)

A Smarter Way to Secure Sheds, Gates, Garages and Motorbikes

If you’re relying on a standard padlock, you’re only doing half the job.

This alarm padlock adds an active layer of protection. Not just locking your property, but reacting the moment someone tries to interfere with it.

With a built-in 100dB siren, this anti-theft security lock is designed to stop problems before they escalate. The kind of thing that makes someone think twice… and usually walk away.

Ideal if you’re looking for a padlock with alarm for outdoor security, whether that’s for a shed, gate, garage or motorbike.

Key Features

• 100dB Twin-Tone Alarm
  Loud enough to attract attention and deter intruders instantly
• Motion & Vibration Sensor
  Activates when the lock is tampered with or moved
• Auto Reset Function
  Alarm sounds for 10 seconds, then resets after 35 seconds
• Strong, Durable Build
  Suitable for everyday indoor and outdoor use
• 3 Keys Supplied
  Includes spares for convenience
• Batteries Included
  6 x LR44 button cell batteries provided

Ideal Uses for This Alarm Padlock

This security alarm padlock is commonly used for:

• Garden sheds and outdoor storage units
• Garage doors and side gates
• Motorbikes, scooters and bicycles
• Toolboxes and work equipment
• Lockers and storage containers

If you’ve searched for a shed alarm padlock, garage security lock, or motorbike alarm lock, this is exactly the type of solution people are choosing.

How the Alarm System Works

The setup is simple.

Once locked, the padlock arms itself automatically.

• Movement or vibration triggers the alarm
• The siren sounds at 100dB for 10 seconds
• It resets after 35 seconds if no further movement is detected

This avoids constant noise while still responding quickly when needed.

Why an Alarm Padlock Makes a Difference

A traditional padlock relies on strength alone.

This one adds a second layer, which is often what actually prevents theft.

The noise factor changes behaviour.
Most theft is opportunistic. Quiet, quick, unnoticed.

A sudden loud alarm removes that advantage completely.

Product Specifications

• Brand: Rolson Tools
• Product Type: Alarm Padlock / Anti-Theft Lock
• Alarm Volume: 100dB
• Alarm Duration: 10 seconds
• Reset Time: 35 seconds
• Power Supply: 6 x LR44 batteries (included)
• Keys Included: 3
• Product Code / SKU: 66857

Frequently Asked Questions

Is this alarm padlock suitable for outdoor use?

Yes, it’s designed for general outdoor use such as sheds, gates and garages. For best longevity, avoid prolonged exposure to heavy rain where possible.

Can I use this on a motorbike or bicycle?

Yes. Many people use this as a motorbike alarm lock or for bikes. Just ensure the size fits your intended use.

How loud is 100dB?

It’s very loud. Comparable to a power tool or alarm siren. Easily noticeable and designed to draw attention quickly.

Are batteries included?

Yes, it comes with 6 x LR44 batteries, so it’s ready to use immediately.

Will the alarm keep going off?

No. It sounds for 10 seconds and then resets. If movement continues, it will trigger again.

Does it work as a normal padlock without the alarm?

Yes, it can be used as a standard lock if needed, but the alarm feature is what gives it the extra security benefit.

Rolson Tools – Trusted UK Brand for Everyday Tools

Rolson Tools is a well-known British brand with over 50 years of experience producing affordable, reliable tools and security products.

They focus on practical performance, making them a popular choice for both:

• DIY users handling home repairs
• Trade professionals needing dependable tools

Their range includes hand tools, tool kits, measuring equipment, workshop essentials and security products like this alarm padlock.

At Klevaro, you can shop the full range of Rolson Tools in the UK, giving you access to quality tools without paying premium prices.