CCTV Outdoor PIR Sensor, Wired, Microwave & PIR Sensor 12V
Wired CCTV Outdoor PIR sensor with microwave and 12 volts DC operation. Perfect to add alarm function to your Hikvision DVR or NVR.
This outdoor PIR sensor is a high-end intelligent infrared microwaves tri-technology detector which adopts the most advanced technology in the world such as: Doppler Effect, Spectrum analysis and Photons detecting. Trough the intelligent analysis of the far-infrared spectrum that human body gives out and the Doppler frequency shift caused by human motion, it can detect the target correctly and rapidly. and it features its more reliable and the lower rate of false alarm. it can be used at home, office, commercial site and other places for security purpose.