Infrared Sensors FAQQCan Pyroelectric infrared sensor react human only?

No, it will also react to other objects.
The pyroelectric infrared sensor not only reacts to human, but also reacts to other objects, because it detects the temperature difference between the background temperature and the object.

We appreciate your cooperation with the FAQ improvement questionnaire.
Were these FAQs helpful?

We would like to hear your opinions and requests regarding these FAQs.
Opinions from customers will be used to improve the FAQs.
We will not respond to inquiries and requests received by this form.

For product inquiries, please contact us using our contact form.