How does this alarm work to protect my campsite?

It creates an invisible security perimeter using a trip wire. When triggered, it fires a loud 12-gauge blank (or compatible primer), producing a sudden, powerful sound and flash that effectively deters curious wildlife and alerts you instantly.

Is it really effective against bears or large animals?

Yes. Bears are naturally cautious of unexpected loud noises and flashes. This alarm is designed to startle and deter them away from your secured area before they get close, adding a crucial early-warning layer to your safety practices.

Is it complicated to set up? What's included?

Not at all! It's designed for quick setup. Each alarm comes with mounting screws and an extension chain (e.g., 2 screws & 1 chain per unit), allowing you to easily install it on trees, posts, or gates in minutes. No need to hunt for extra parts.

What does it use to make the sound? Do I need special ammo?

It is primarily designed for standard, readily available 12-gauge blanks or flares. For added versatility, it also works with 308 blanks, 209, and .22 primers using the included adapters. (WARNING: NEVER use live ammunition).

How does this offer better value than other alarms?

Beyond its durable build and effective design, we include the essential hardware (screws & chain) for immediate installation. Combined with wide primer compatibility and reusable operation, it provides long-term security and peace of mind.

Perimeter Trip Alarm 12 Gauge Camping Trip Wire Alarm Device

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Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

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$57.20

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Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🚨 Stay one step ahead with the ultimate perimeter alarm!

INSTANT AUDIBLE DEFENSE - Triggers a piercing 172 dB alarm to keep threats at bay.
EFFORTLESS SETUP REUSE - Spring-triggered, low-profile trip wire design for quick installation and endless reuse.
BUILT TO BRAVE THE OUTDOORS - Durable, rustproof 6061 aluminum ensures long-lasting reliability.
VERSATILE AMMO COMPATIBILITY - Works seamlessly with 12ga blanks, flares, 209 & 22 primers, and 308 blanks.
NON LETHAL HIGH IMPACT SECURITY - Creates a loud warning without harm—perfect for camping, farms, and property safety.

The REMFLY Perimeter Trip Alarm is a compact, battery-powered security device designed for outdoor use. Featuring a rustproof 6061 aluminum body and a spring-triggered mechanism, it emits a powerful 172-decibel alert when its concealed trip wire is activated. Compatible with multiple ammunition types (12ga blanks, flares, 209 & 22 primers, 308 blanks), it offers versatile, reusable protection ideal for camping, farms, and property defense without causing harm.

Specifications

ASIN	B0BRPVZL89
Battery Description	Lithium
Battery description	Lithium
Best Sellers Rank	541,117 in DIY & Tools ( See Top 100 in DIY & Tools )
Brand	REMFLY
Colour	Black
Compatible Devices	12ga Blanks, 12ga Flares, 209 Primers, 22 Primers, 308 Blank
Compatible devices	12ga Blanks, 12ga Flares, 209 Primers, 22 Primers, 308 Blank
Control Method	Touch
Customer Reviews	4.2 out of 5 stars 216 Reviews
Included Components	Ejection Pin, Extra Keeper Chain, Instrution*1, Perimeter Trip Alarm
Item Dimensions L x W x H	25L x 25W x 25H millimetres
Item Type Name	Perimeter Trip Alarm
Item Weight	0.11 Kilograms
Manufacturer	REMFLY
Model Number	JBQ002
Mounting Type	Door Mount
Number of Items	1
Number of Packs	1
Part Number	JBQ002
Power source	Battery Powered
Product dimensions	25L x 25W x 25H millimetres
Sensor Technology	Contact Sensor
Size	1 Pack
Sound Level	172 Decibels
UPC	602835167226
Unit Count	1.0 count

Reviews

G**A

Mal, bastante mal.

Estoy en situación rara, como no viene como funciona ni instrucciones ni nada y por sí solo parece que no funciona, estoy en conversaciones con el vendedor ya que si lo devuelvo me toca pagar el envío y es a China. Ámazon se lava las manos en este sentido. Como digo, en conversaciones con el vendedor para obtener información y saber que necesito para que funcione.

26.07.2026

Y**E

Très efficace contre les ours 🐻

16.07.2025

M**S

Good

As expected.

22.12.2024

A**L

Junk

Absolute garbage, the spring is too weak and the firing pin is isn't pointy, it's flat and loose. I tried multiple different blanks, non if them fired, they barely had a mark on them from the firing pin. This product is a waste of time and metal.

15.06.2024

I**H

OK quality

15.08.2024

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

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