🔥 Quick Deal Highlights
✔ Originally $20 — now just $5 (75% OFF)
✔ 120dB loud alarm alerts you and scares intruders
✔ Works as both a door stopper & alarm
✔ Adjustable sensitivity: High / Medium / Low
✔ Portable — perfect for hotels, travel, apartments, dorms
✔ Durable stainless steel contact surface
✔ Brand new — limited quantity
📦 Product Overview
Add an extra layer of protection anywhere you go with the Crosize Alarm Door Stopper. This compact security device wedges under your door and triggers a powerful 120dB alarm if someone attempts to open it — alerting you instantly while scaring off intruders.
No installation, no tools, and no wiring required. Just place it under the door, turn it on, and sleep with peace of mind. Ideal for home use, hotel rooms, apartments, offices, and travel.
💰 Why This Is a ShelfShock Deal
This portable security door stopper typically sells for around $20, but ShelfShock is offering it for just $5 — an incredible 75% savings.
Simple safety.
Proven design.
Just a shockingly low price.
🧾 Condition & Notes
Condition: Brand New
Functionality: Fully functional
Battery: Requires 1 × 9V battery (not included)
All units are inspected before listing.
⭐ Key Features
120dB high-volume alarm
Dual function: alarm + physical door stopper
Adjustable sensitivity switch (Low / Medium / High)
304 stainless steel contact plate
Durable, rust-resistant construction
Manual on/off control
Battery-powered (up to 1 year of use under normal conditions)
Compact and travel-friendly design
📐 Usage Notes
Slide under the door and turn the switch to ON
Alarm triggers when pressure is applied to the door
Set sensitivity based on door clearance (0.6"–1.2")
Turn OFF to use as a regular door stopper
Replace battery when alarm volume decreases
📐 Specifications
Alarm Volume: 120dB
Material: ABS + 304 Stainless Steel
Power: 1 × 9V battery (not included)
Door Clearance Compatibility: 0.6"–1.2"
Color: Black
📦 Package Contents
1 × Alarm door stopper
🛍 Pickup & Shopping Info
Available for local pickup or online purchase at ShelfShock:
📍 24471 Sunnymead Blvd, Moreno Valley, CA 92553
🕒 Open every day from 11:00 am – 6:30 pm
ShelfShock brings everyday safety essentials at prices that make sense.
