Driveway Alarm - 800 Meters Long Range Wireless Outdoor Weather Resistant Motion Sensor and Detector - DIY Security Alert Monitor and Protect Outdoor or Indoor PropertyLong Wireless Transmission Range - Both the motion detector and the plug-in receiver can transmit alarm signals up to 800 meters apart (actual range may vary depending on terrain). This system is ideal for monitoring long driveways or large properties. It uses advanced wireless transmission technology (FSK+FHSS) to minimize interference from other wireless devices.Long Motion Detection Range - The weatherproof motion sensor detects moving people or vehicles within a range of 10 to 15 meters. It features an advanced motion detection chip and optimized detection angle to reduce false alarms caused by leaves, small animals, sunlight, wind, or temperature changes. The sensor offers two adjustable sensitivity settings (Low = 10m, High = 15m), making it suitable for driveways, walkways, yards, garages, gates, pools, and other indoor or outdoor areas.Wide Range of Applications - The wireless, weather-resistant motion sensor is designed to monitor and protect various areas, including driveways, front porches, gates, pools, garages, sheds, and more. Suitable for use in homes, businesses, and offices. Operates reliably in all seasons with a working temperature range from -30F to 150F.Plug and Play, Easy Installation - Power the motion detector with 3 AA 1.5V alkaline batteries (not included) and plug the receiver into a standard outlet. The system is pre-paired before shipping. Mount the sensor on walls, fence posts, trees, or other surfaces. Setup can be completed in minutes.Expandable System - The system includes one plug-in receiver and one motion detector. Expandable to support up to 4 detectors and multiple receivers for full property coverage. The receiver offers 5 volume levels, including mute mode, and 35 selectable alert tones. Assign different tones to individual detectors to identify the location of detected motion.