【Smart Motion Detection with WiFi Connectivity】Equipped with advanced 24GHz millimeter-wave radar technology for precise human motion detection, ensuring enhanced security and convenience 【Wide Detection Range and Adjustable Sensitivity】Features a 120° detection angle and a 5-meter detection range. Choose from three sensitivity levels: high, medium, or low, to suit your environment 【Remote Control via Smartphone App】Easily control and monitor the sensor remotely through a dedicated smartphone app, offering convenience and peace of mind from anywhere 【Voice Control Compatibility】Works seamlessly with popular voice assistants, allowing you to manage the sensor hands-free 【Smart Linkage for Enhanced Automation】Integrates with other smart devices for automated scenes, such as lighting adjustments or security alarms 【Alarm Push Notifications】Receive instant alerts on your phone for any unusual activity, ensuring real-time awareness of your surroundings Specifications: Dimensions: 65 x 65 x 12mm Communication Protocol: WiFi 2.4GHz Operating Frequency: 24GHz Operating Temperature: -10~40℃ Detection Range: 5m Average Working Current: 79mA Sensitivity Adjustment: 3 levels Side Detection Angle: 360° Top Detection Angle: 120° Operating Humidity: 0-95% RH