1. [Functional Smart Human Presence Sensor] Features human presence, static detection, micro-motion detection, and movement detection to accurately detect the presence or absence of individuals in the area, including stationary states such as sleeping, using mmWave radar technology. 2. [Light Sensing for Smart Scene Automation] Built-in illuminance sensor allows integration with the Tuya Smart app for smart scene automation. Automatically controls connected lighting based on ambient brightness changes. Can be linked with other smart home devices for enhanced home automation. 3. [Flexible Installation Options] Can be wall-mounted or placed as needed. Lightweight design powered by 5V USB. 4. [Advanced Design with Customizable Settings] Adjustable sensitivity levels (1-6), detection range from 0.00m to 9.5m, hold time from 0 to 1500 seconds, and detection delay from 0 to 10 seconds to minimize false triggers and optimize performance. Note: Product appearance, color, and labeling may vary slightly between batches but do not affect functionality. Network: WiFi Version: A-WIFI Ceiling Version / B-WIFI Side Mount Version Ceiling mount sensor input: 80-240VAC Wall mount sensor input: USB 5V Operating temperature: -20C to +70C Sensitivity: 1-9 (default 7) Wall mount sensor detection range: 0.3-9m (default 6m) Ceiling mount sensor detection radius: 0-7m (default 5m) Illuminance sensor range: 0-2000 LUX Target detection confirmation time: 0-10s Target disappearance delay time: 2-1500s Ceiling mount dimensions: 61 x H39 mm Ceiling mount cutout size: 53-58mm [Functions and Features] Illuminance detection Multiple detection modes (Micro-motion detection, Presence detection, Motion detection, Distance measurement) Adjustable detection distance Customizable parameters Suitable for large-area monitoring