Early Warning System: Enhance perimeter security with alarms triggered on a 360° defensive perimeter. This outdoor security device uses multiple trip wires for complete coverage, alerts you of intrusions and provides a loud audible alarm. SIMPLE AND RELIABLE: The 360° defense perimeter triggered siren is easy to install and is a cost-effective solution to protect your property. Made of rust-proof aluminum alloy, it is reusable and can be deployed on any path or entry area. VERSATILE APPLICATIONS: This trigger alarm is olive green in color and is ideal for wooded areas and can be used on buildings, courtyards and yards. It can be easily attached to trees, posts or frames using screw holes or zip ties. DURABLE CONSTRUCTION: The 360° Defense Perimeter Trigger Siren is constructed from high-quality 6061 aluminum, ensuring its reliability and long-term use. It is spring-activated, rechargeable and infinitely reusable, making it perfect for increasing the security of your property. OUTDOOR