Introducing the ZJ-TY 1821 Passive UAV/Drone Detector, a game-changer in the aerial surveillance industry. As a proud factory, we bring you a high-performance, cutting-edge product designed for optimum drone detection. Utilizing advanced technology, our detector efficiently recognizes unauthorized UAVs, ensuring enhanced security. With a compact design and easy installation, this product seamlessly integrates into any security system. Trust our factory to provide you with top-notch quality and reliability, guaranteeing peace of mind in safeguarding your airspace.