🌍 Worldwide shipping · 30-day returns · Rated Excellent on Trustpilot ★★★★½
Price
$40.99
ThreeH 3 Pack Door Stop Alarm, Door Stopper Security for Home Travel Apartment with 120DB Siren Portable Safety Tool — image 1
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ThreeH 3 Pack Door Stop Alarm, Door Stopper Security for Home Travel Apartment with 120DB Siren Portable Safety Tool

$40.99

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3 available
Color: 3packs
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About this item
  • 【Dual Function】: Can be used as a door stop alarm and door stopper, if someone attempts to open the door, this product will prevent it from opening and activate a 120 dB alarm. Also you can use it as common door stoppers when turn off the ON/OFF switch, its high damping rubber bearing can prevent the door sliding and prevent the bad guys into.
  • 【120dB Security Alarm】: Alarm will be triggered when someone open door, 120dB high-pitched continuous siren will be a great deterrence for any thieves or intruders.
  • 【Easy Installation】: 1) Put one 9V battery; 2) Select sensitivity level: M(meddle), L(Low),H(High); 3) Turn ON alarm; 4) Insert alarm under door. The gap bewteen the bottom of the door and the floor should be 10mm(0.38 in) to 35mm(1.35 in)
  • 【3 Levels Sensitivities】: With an adjustable sensitivity switch on the side, 3 levels sensitivities are optional, M(middle), L(Low), H(High).
  • 【Wide Applications】: Easy to carry, size 5.3 * 1.8 * 1.4inch(13.5 * 4.5 * 3.5cm) Net weight 4.2oz(120g). Great for travel; ideal for bedrooms, hotels, apartments, dorm rooms, front doors, etc; peace of mind when traveling or working alone.
Product details
Brand
ThreeH
Manufacturer
ThreeH
Material
Acrylonitrile Butadiene Styrene
Colour
3packs
Model number
H-HG19-3
Part number
H-HG19-3

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
Excellent
4.5 average rating
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S
Sigalit
🇮🇱 · January 2026

I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
🇦🇺 · November 2025

The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 12 of 10 reviews

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