Wifi Human Presence Sensor,Smart Motion Sensor With 24G Mmwave, White ????? ?????????, ?? ??? ????????? This Occupancy Sensor doesn't Requires any Gateway, with 2.4 GHz Wi-Fi network connection and compatible with Alexa,Tuya Smart and Smart Life APP, Please Note: Can't support Smartthings,IFTTT,Homekit,Home Assistant ????? ????????? ?????? ??????when unexpect activity detected it will activate your camera secruity system and send a notification on your phone.when your baby close to dangerous area like window,it will activate your alexa echo to alert you ???????-????????? ???? ?????? ???? ???????????This Smart Sensor can be used as a motion activated wall switch and many routine tasks can become automated by configuring the "IF" conditions and "THEN" actions. your home lightning,smart curtain,camera secuirity system,alexa,etc.It is the perfect alternative to fingerbot and PIR motion sensor ????????? ???????????? ????? ????????? ??????The ES1 Alexa Motion Sensor has a detachable/Pasteable magnetic base which support 45 folding and 360 rotating, You can wall mounting or celling mounting with 20ft max detecting range. ??????-???? ????????? ???? ???? ???????? Our human presence sensors use millimeter-wave radar technology can accurately detect various states such as motion, micro-motion and stationary.So when you are reading or toileting in a stationary state, you can avoid the trouble of the lights suddenly going out.the detection does not require a camera monitoring system, maximizing privacy for users.