Portable Door Security Lock, Door Jammer
Portable Door Security Lock, Door Jammer
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- FREE International Delivery
When Will My Order Arrive?
When Will My Order Arrive?
Estimated delivery times:
🇺🇸 United States: 6–12 business days
🇬🇧 United Kingdom: 6–13 business days
🇦🇺 Australia: 7–14 business days
🇨🇦 Canada: 7–15 business days
🌍 Rest of World: 10–20 business days
Refund, Return, Exchange, And Cancellation Info
Refund, Return, Exchange, And Cancellation Info
💫 30-Day Returns & Refunds
Enjoy a hassle-free return process at MerryWonders.com.
🛑 Cancellation Policy
Changed your mind? You can cancel within 24 hours of placing your order for a full refund.
📧 How to Cancel: Email us at merrywonders@proton.me for quick assistance.
🔁 Returns & Exchanges
Start your return or exchange anytime through our Self-Serve Return Section on our website.
⚙️ Processing Time
All return and cancellation requests are processed within 1–3 business days — always fee-free.
💳 Refund Timing
Refunds typically appear on your original payment method within 3–7 business days after processing.
💬 Need Help?
We’re here for you!
Contact us anytime at merrywonders@proton.me for friendly, fast support.

🚪【High-sensitivity alarm】This Portable door jammer is an industrial-strength door security device, that prevents unwanted entering forcibly, High-sensitivity induction, will alarm as soon as it vibrates, guarding your sweet sleep. Also suitable for public buildings, schools, and offices for all you.

🚪【Upgraded Door Jammer】The upgraded door stopper is made of thick aluminum alloy material, anti-crack, and durable in use. The bottom is made of high-quality rubber material, has a strong grip on the floor,wear-resistant. The great design uses the displacement of force to block the door against attempting forced entry. Make you feel at ease and safer.
🚪【Easy to Install】No tools. It just takes a moment to fit in the gap under an inswinging door. Place the door lock stopper below the door handle directly, then adjust the foot to make it tightly grasp the ground. In an emergency, the quick-release removes the lockdown with an upward motion. Note: Testing the door ensure the door stopper is firmly fixed in position.

🚪【Compact & Exquisite】The door jammer is very compact and exquisite, it can be put in a bag or pocket, and we provide an extra storage bag to put it in, so you can carry it with you when you are on business or traveling.
🚪【Compatibility All】This door security devices stopper is better suited for door gaps of 0.2-1.38 inch ( 5-35mm ), and door thicknesses of 1.18-1.97 inch(30-50mm). Compatible with all types of floors.

Product description
Potable door jammer:
1. Provide absolute security and privacy, increase the security of your room
2. Will not mark or damage the door, especially will not violate your lease.
3. You can go through security checks such as high-speed trains, subways, and planes.
4. Built-in two-button batteries, can stand by continuously for 3 months
Product parameters:
Color: red
Material: Zinc Alloy

Features:
Portable, DurableCompatible door thickness: 5-35mm
Weight: 233g
Alarm parameters:
●Battery two CR2032
●80 decibels
●The indicator light flashes every 6 seconds
●Battery standby for 3 months
●Start working after flashing light
●60 times of regular use
●Beep for 5 seconds each time

Installation method:
1. Align under the door handle and insert
2. Tighten the bolts clockwise
3. Turn on the alarm switch
4. Try opening the door from the inside
Product details
Product Dimensions : 14 x 11 x 5 cm; 360 g

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