The PIR sensor captures human infrared spectrum by Fresnel lens to analyze if there is motion in the detecting area. When a intruder breaks into home, the alarm information is immediately pushed to user's APP. It can also link to the curtain to open or close automatically.
1st and 5th-7th Floor, Building B, No. 8 North District, Shangxue Technology Park, Xinxue Community, Bantian Street, Longgang District, Shenzhen, China