Fangrui Product Details Features: Made Of Materials, Tuya Smart 360 Degree Recessed Pir Ceiling Occupancy Motion Sensor Light Switch Cooperate With Tuya Wireless Intelligent Zigbee Gateway To Create Intelligent Linkage Of Peripheral Products Real-time Detection And Push Alarm: When A Person Or Animal Is Detected, It Send A Message To The Mobile Phone In Real Time And Record Mobile Data, Real-time Monitoring Of Wake Up At Night Automatic Lighting: The Infrared Sensor Senses The Movement Of People, Automatically Turns On The Light, And Illuminates You Farewell To Up In The Dark At Night. Business Travel And Remote Housekeeping: When You Are Away From Home, Your Mobile Phone Receives An Alarm Notification Triggered By A Human Body Sensor Through The Mobile Phone App Turn On The Camera, Watch The Situation Remotely, Take Photos And Videos In Real Time To Protect The Safety Of The Home This Product Needs To Be Used With Tuya Smart Zigbee Gateway! (without A Gateway) Ceiling-mounted Installation, The Sensor Is More Se Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.