热释电红外传感器，它的制作简单、成本低、安装比较方便，而且防盗性能比较稳定，抗干扰能力强、灵敏度高、安全可靠。这种防盗器安装隐蔽，不易被盗贼发现，便于多用户统一管理。-Pyroelectric infrared sensor, it is simple in production, low cost, easy installation, and security performance is relatively stable, anti-interference ability, high sensitivity, safe and reliable. This anti-theft device is installed, not easy to be found by thieves, easy to manage multiple users.