Functional ZigBee Smart Human Presence Sensor:Featured as human presence,human static,human Mini motion and human movement motion detection to detect the presence or absence of people in the area,even to detect the static state such as personnel sleeping accurately with mmWave Radar Detection featured. Perceived Light Intensity for Smart&Scene Linkage:Illuminance monitor in Tuya Smart APP enables its smart feature as smart scene linkage with other smart devices,especially your house lights to ON/OFF automatically as the brightness changes;Besides,you can intelligently linkage the sensor to other smart home devices for home automation. ZigBee Hub as Control Center:Tuya ZigBee gateway is required for this ZigBee human presence sensor,performing as the center bridge for all Tuya ZigBee smart devices with extremely stable signal and a really good necessity for whole-house intelligence.(note:Tuya ZigBee hub is highly recommended for its compatibility than other ) Advanced New Design with Multiple Settings:Set the sensitivity from 1-9 to your own need,together with minimum detect range as 0.00m and maximum as 9.5m for flexible detection demand.Meanwhile,it is designed with hold time set as 0-1500s and detection latency set as 0-10s to avoid irrelevant annoying movement and reduce false alarm rate. Clear APP Interface for Simple Application:Tuya Smart APP compatible ensures its wireless remote control anywhere you like,monitoring your house security wherever and whenever with corresponding target distance display in APP;Ceiling-mounted installation; Product name:Human presence sensor Wireless technology:ZigBee Working voltage:DC 12V Working current:less than equal 70mA Working temperature:-20Celsius~+70Celsius Sensitivity:0-9(default 7) Detect distance:0.3-9m(default 6m) Delay time:1.target detectionconfirmation time:0-10s 2.target disappearance delay time:0.5s-25min. It is recommended not to be less than 15s.It is too short to miss the human motion. Light sense:0-2000Lux Installation mode:ceiling Colour:White Material:plastic Package Contents: 1 x Smart ZigBee Human Presence Detector Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.