Your First Active Line of Defense - Trip Wire Alarms protect homes, campsites and property by setting a boundary around the area. It can be quickly deployed in pathways and entry areas, attached to doors, gates and more. perfect for camping, hiking, , games, and even home protection, it's the perfect piece of equipment for the outdoor enthusiast, survivalist, or . HOW THE PERIODICAL ALARM DEVICE WORKS - The camping trip alarm signal device uses a low and concealed trip wire, tied to the unit itself, that emits a loud audible alarm when the pin is pulled. It's easy to set up and is a cost-effective solution to alerting you to intruders. Trip alarms are attached to trees, posts or frames with screw holes or cable tie notches. You can install trip alarm devices around campsites, farms, barns, or restricted areas to prevent accidental intrusions. Deploy to keep coyotes from livestock; keep thieves from your home and dangerous animals from your campsite. The perimeter alarm is entirely made of rust-resistant high-quality 6061 aluminum, spring-triggered, reloadable, and infinitely reusable to protect your property and personal safety. Reliable for thousands of uses, it is the most advanced trip alarm on the market to enhance the security of your property. Every camping trip enthusiast or anyone who needs to effectively protect their property should not miss this perimeter trip wire alarm. WARNING - The perimeter trip alarm system is for outdoor use only, keep from materials and use with caution. Our device has no intention of harming anything, it's just designed to make a loud sound to remind you when you need it.Any questions, please to contact us, we will reply with appropriate solutions as soon as possible. Colour:ArmyGreen Material:aluminum alloy Size:148x36x4mm Package Contents: 1 * Alarm Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.