Triple technology Outdoor sensor (pyroelectric 2, 1 microwave) with Pet Immunity. External triple detector infrared and microwave technology with adjustable detection angle. dual passive infrared technology and MW (Doppler), avoid detection of animals or birds. Installation height from 0,40ek up to 2m. Anychnefsi to 15m. PET immune, adjustable with different weights, IP65 waterproof.