A84 Tuya WIFI Human Motion Sensor Intelligent Linkage Infrared Detector Low Power Sensor Intelligent Security System Infrared induction monitors the movement of the human body, the mobile phone can grasp the changes in the home in real time, and the detection range is large - You can grasp the security situation at home through the mobile phone APP, and you can grasp the security situation at home at any time when you are away, so that you can travel with peace of mind! After the defense is turned on, the human body sensor detects someone passing by and alerts the mobile phone APP in real time. - When the human body sensor detects an intrusion, a high-decibel alarm will scare off the intruder. - Used with a smart switch, the lights will automatically turn on when people pass by, which is convenient and energy-saving! When a person is detected passing by, the camera 360° real-time video is used to watch the monitoring screen in real time through the mobile phone. - Features:Product name: infrared motion sensor - Material: ABSInput voltage: DC3V CR123AQuiescent current: ≤45u - AAlarm current: ≤160m - ALow power and undervoltage: ≤2.6VWi - Fi: 802.11b/g/n - Detection distance: 10MDetection angle: 110°Installation method: bracket installation - Working temperature: -10-50CWorking humidity: up to 95%RHAngle to the wall: vertical 45° is the most suitable - Installation height: the height of the detector on the ground is about 2 meters