[DURABLE OUTDOOR PROTECTION] Featuring an innovative design, this single infrared beam alarm stands up to the challenges of outdoor environments. Its construction safeguards against rain and dust, enabling reliable security functionality in all weather conditions, ensuring peace of mind at all times. [PRECISION SENSITIVITY] The sensor is engineered with a high-power infrared transmitter and receiver that grants it a remarkable sensitivity of 90%. Enhanced by advanced circuitry protection, this design not only enhances the sensor's efficiency but also ensures long-lasting, dependable performance without interruptions. [INTELLIGENT ANTI-INTERFERENCE] Designed with a hemispherical optical lens, this infrared sensor creates a concentrated and clear beam free from scattering. With its automatic adjustment to bright lights and strong headlights, it significantly reduces false alarms, allowing for true peace of mind. [MULTIFUNCTIONAL SECURITY SOLUTION] This active infrared detector serves multiple applications, making it a suitable choice for various areas like retail stores, dormitories, office buildings, and more. Its versatility ensures robust protection for both commercial and residential spaces, adapting to your unique security needs. [SIMPLE SETUP INSTRUCTIONS] The infrared beam sensor is optimized for easy installation, with guidelines ensuring it is mounted at the correct height and distance. A user-friendly manual is included, making setup straightforward and allowing you to enhance your security system without complications., Manufacturer: Jelquix