[ Reliable Aluminum Alloy Materials ] Camping Supplies are made of excellent Metal material, sturdy, wear-resistant, and weather-resistant, durable for long-term use. [ Simple to Install ] Camping Essentials are designed with holes for securing, wire, string, or nails are great for installation, tie the tripwire to the trigger pin and secure it to the trespassing wire. [ Effectively ] Perimeter Trip Alarm protects homes, campsites, and property, set a border around the region and set around it, which can remind you in time when someone or something violates the area. [ Broadly Used ] Camping Perimeter Alarm is built for outdoor safety at campsites, farms, homes, and more, and portable, used to scare animals or intruders. [ Exceptional Craftsmanship ] Camping Accessories are crafted with appearances without burrs, rust-proof and erosion-resistant, and not easy to break or deform. Material: Metal colour: green Package Contents: 1 x Camping 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.