Protect your home or business with this Solar Infrared Sensor Alarm, designed to help detect movement and alert you to possible intruders. Its solar-powered design can reduce the need for frequent battery replacement, depending on the model and sunlight available. The infrared motion sensor helps monitor selected areas, making it suitable for entrances, gates, compounds, garages, and other outdoor spaces. Install it in a suitable position where it can receive sunlight and cover the area you want to monitor.