This product detects infrared radiation emitted by the human body via a Fresnel lens and a pyroelectric infrared sensor. It can accurately detect human movement in a large space.
It is used for anti-theft alarm detection in security-sensitive places such as households, shops, banks and museums.
It can also be applied for occupancy detection in offices, classrooms and other scenarios, realizing energy saving and automatic control by linkage with other equipment.
In addition, it can be used in elderly care systems to detect the activities of the elderly.