Camper van-Motorhome-Caravan Wireless Remote Alarm Security Motion & Door Sensor
🔊 Outdoor Wireless Siren. 📢 Instant Siren 🚨 Loud Outdoor Water-resistance Siren to deter intruders and alert those nearby. 🚀 Expandable up to 20 more wireless Sensors Or Outdoor Wireless Siren. - A loud siren sounds instantly.