products introduction This product is a high-stability curtain passive infrared detector. It uses intelligent signal analysis and processing technology, which can greatly improve the detection and anti-false alarm performance of the product, and ensure the stability of the product from the design. When an intruder enters the detection area, the detector will automatically detect human activities in the area and send an alarm signal to the control host. Product application The product is suitable for safety precautions in homes, shops, factories, shopping malls, warehouses, office buildings and other places, and can also be used as smart sensors in applications such as smart homes and smart nursing homes. Product feature .Support temperature compensation technology .Anti-radio frequency interference Fresnel optical lens .Wall or ceiling installation .Alarm output NC/NO selectable .Manufactured by SMT process, more stable performance