[Take Precautions] - The perimeter trip alarm device helps protect your home, campsite, and property by creating a security boundary around the area to provide early warning of potential intrusions. It can be quickly deployed along walkways and entrance areas, and can be connected to gates, doors, and other structures. Ideal for camping, hiking, outdoor recreation, and home security, this device is perfect for outdoor enthusiasts, survivalists, and campers. [Working Principle] - This camping trip alarm device uses a low-profile tripwire that attaches directly to the unit. When the activation pin is pulled, the device emits a loud ble alarm. The multifunctional wire activates the alarm mechanism reliably. It is simple to set up and provides an effective solution for detecting unauthorized access. [Easy to Use] - The trip alarm can be easily mounted on posts, columns, or frames using screw holes or zip tie slots. Install these alarms around campsites, farms, barns, or restricted areas to help deter unwanted intrusion. Once deployed, it helps alert you to approaching animals or people, protecting livestock, deterring trespassers, and enhancing campsite safety. [Reusable Trip Alarm] - The perimeter alarm is constructed from rust-resistant high-quality aluminum alloy. It features a spring-activated mechanism, is reloadable, and can be reused multiple times to support ongoing property and personal security. Designed for durability, it can withstand repeated use and offers reliable performance in various outdoor conditions. This advanced alarm system enhances property safety and is recommended for any outdoor enthusiast or individual seeking effective perimeter protection. [Kind Reminder] - This perimeter trip alarm system is intended for outdoor use only. Keep away from flammable materials and handle with care. The device is not designed to cause harm; it is intended solely to produce a loud noise to alert users when triggered. Color: Army Green Material: Aluminum Alloy Package Contents: 1 x Trip Alarm Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.