Tuya Zigbee PIR Motion Sensor Infrared Alarm Detectors Security Alarm Smart Life Remote Control Work with Alexa ZigBee Gateway<br> This product needs to be used with tuya ZigBee3.0 gateway<br> The pyroelectric infrared sensor is adopted, which has the advantages of high sensitivity and anti-interference.<br> The 120° super large detection angle can sense the movement of the human body within 5 meters, and quietly record every passing moment.<br> Install multiple sensors at different locations at the door, kitchen, bedroom, etc. at the same time. When you open the door, the living room light will automatically turn on; when you leave the kitchen, the kitchen socket will automatically cut off; when you wake up at night, the desk lamp will automatically turn on... through linkage Other smart home devices, wherever you go, smart life can follow.<br> When the device perceives human movement within the detection range, it will transmit the information to the cloud through the gateway, and you can receive real-time alarm pushes on the App. wherever you are, and you will be in control of the movement.<br> The product is the size of a ping-pong ball, concealed installation is not eye-catching.<br> Comes with a 360-rotating mounting base, which can be placed horizontally, upside down and vertically, and choose the appropriate installation method and location according to the different home environment.<br> It adopts low-power passive sensing method, installs a button battery, it can be used continuously for more than 365 days. You can also set low-battery information push through the App to remind you to replace the battery in time.<br> Keep time can be set by yourself, there are three options of 30s60s120s .<br> Specifications:<br> Product name:ZigBee humen motion sensor<br> Product model:40ZH-O<br> Networking form:ZigBee3.0 Mesh<br> Detection: 120 degrees, distance <5M<br> Power input: CR2032 button battery (1 years, 10 times per day)<br> working temperature:-10-45<br> Product size:28mm"55mm(Base 38mm"23mm)<br> Appsarance packaging:White carton neutral packaging<br> Package Included:<br> 1*Zigbee3.0 Human Body Sensor<br> 1*Instruction<br> Notes:<br> This product needs to be used with tuya ZigBee3.0 gateway