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A black portable door stopper alarm with a wedge design and sensitivity settings, showing a lightning bolt symbol.
A black portable door stopper alarm with a wedge design is shown on a wooden floor.
Stainless steel wedge alarm door stopper with a removable plastic wedge for easy use
Portable door stopper alarm with wedge design used for securing doors in various rooms.
A black portable door stopper alarm with a wedge design is shown in various contexts like a hotel room, inn, and home.
A series of steps showing how to use a portable door stopper alarm with a wedge design, including battery insertion and switc
A black portable door stopper alarm device with a wedge design is shown on a wooden surface.
A black portable door stopper alarm device showing three sensitivity levels for adjustment.
A black alarm door stopper device is shown with dimensions and features listed.
A black portable door stopper alarm with a wedge design is shown on a wooden surface.
A black and silver portable door stopper alarm with a wedge design, showing its dimensions.
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Portable 120dB Door Stopper Alarm with Wedge Design

Regular price $25.99 Sale price $21.99

Why customers love it

Instant door security that travels with you

This portable door stopper alarm combines a wedge design with a powerful 120dB siren, offering reliable protection whether you're at home, in a dorm, or traveling.

  • Loud 120dB alarm deters intruders and alerts you instantly
  • Wedge shape fits securely under most standard doors
  • Adjustable sensitivity settings to avoid false alarms
  • Compact and lightweight — ideal for travel and hotel rooms
  • No installation required; simply place under the door
  • Battery-operated for cordless, go-anywhere use
A black portable door stopper alarm with a wedge design and sensitivity settings, showing a lightning bolt symbol.

Why you'll love this door stopper alarm

Powerful deterrent

A loud 120dB alarm deters intruders and alerts you instantly to any attempted entry.

Secure fit

The wedge shape fits securely under most standard doors, creating a reliable physical barrier.

Customizable sensitivity

Adjustable sensitivity settings let you customize the trigger to avoid false alarms.

Travel-friendly

Compact and lightweight, it's ideal for travel and hotel rooms, with no installation required.

Setup

Simple to use

No electrician, no wiring, no fuss.

  1. Place it

    No installation required — simply place the wedge under the door.

  2. Power it on

    Battery-operated for cordless, go-anywhere use.

  3. Set sensitivity

    Adjust the sensitivity to your preference and enjoy instant protection.

Specs

The details that matter

Built to last outdoors, season after season.

Alarm volume
120dB
Design
Wedge
Sensitivity
Adjustable
Power
Battery-operated
Color
Black

Our worry-free shopping promise

If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.

Shipping & returns

Shipping

  • Delivers to United States (based on your selected country/region).
  • Estimated delivery: 3–15 business days after dispatch.
  • Shipping cost: Free.

Returns

You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.

Shipping policyReturn & refund policy

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  • 5 stars: 6 (67%)
  • 4 stars: 1 (11%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 2 (22%)
D
Delphine Renner

Portable 120dB Door Stopper Alarm with Wedge Design

Delphine Renner review photo Delphine Renner review photo Delphine Renner review photo Delphine Renner review photo
M
Minna Cremin

The delivery was fast and I received it safely.

Minna Cremin review photo
R
Randell Goldner

makes no sound. In other words, it doesn't work. Tried several batteries.

Randell Goldner review photo
S
Sebrina Sawayn

Works well, the sound is very loud.

Sebrina Sawayn review photo
G
Gianna Rath

Works well,will buy again

M
Mitch Cormier

Doesn't come with battery but it's pretty sturdy

M
Maia Heidenreich

Broken after 1st use

Q
Queen Heidenreich

Works well.

R
Rivka Heathcote

It turns out that a 9-volt battery is needed.