Introducing the ZJ-TY 1821 Passive UAV/Drone Detector - a reliable solution to detect and counteract any unauthorized drone activity. Our factory specializes in manufacturing high-quality drone detection systems that provide utmost accuracy and range. The ZJ-TY 1821 is equipped with advanced technology that detects drones from a distance, enabling security personnel to take preventive actions before any damage can occur. With powerful algorithms and cutting-edge software, this drone detector can track multiple drones simultaneously, making it an invaluable asset for security professionals. Trust us to provide you with the best drone detection solutions to protect your assets.