Super bright red LED With the help of advanced PIR technology, it can continuously detect dayand night, continuously detect for a long time, and have higher security. Emergency alarm function Just select Settings, click the upper right corner of the application, and then open Push Notifications. When movement is detected, the alert notification be pushed to your mobile phone. Color: As Shown Material: plastic Package Contents: 1 x Tuya ZigBee PIR Human Inductive Detector Only the above package content, other products are not included. Note: Light reflection 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.