[Wifi + Bluetooth Dual mode]Connect to faster. The connection network speed is 2 times faster than only Wifi. (Bluetooth is only used for network signal connection, Bluetooth cannot be used alone. WIFI+Bluetooth is more stable) [Low Voltage Remind]When the battery level is low, it automatically remind you to change batteries, never worry about running out of battery. [Intelligent Linkage]The PIR Motion sensor can be linked with other smart devices, simple steps to create Smart Home automation and mobile phone remote monitoring. [Advanced Motion Sensor]Tuya WIFI PIR detects human body or animals that are moving, 360 detection angle, 5-7m detection distance, can achieve real-time monitoring day or night. When tuya motion sensor detect movement, RED light on with alert notification. [Emergency Alert Push Function with Movement Detected]When there is movement detected, the movement tuya motion sensor alert notifications be pushed to your phone, be aware of what's happening even when you're away.<br><br>for Smart Life App Control:Control the alarm system from anywhere using the Smart Life app on your smartphone. for and for Home Support :Connect the alarm system to your voice assistant for hands-free control. Tuya WiFi PIR motion sensor detector movement sensor smart Life app wireless home automation system work with for Home [PIR Motion Sensor History Records]You can track the history of tuya motion sensor detector activities. [Power supply mode]There are two power supply modes: USB and battery.(No batteries included, you need to prepare 2 xAAA dry batteries) USB input voltage:DC5V/ 2A Battery:DC3V LR03 x 2 Standby current:75uA Alarming current: Less than 60mA Low-voltage notification:2.4V WiFi:802.11b/g Detection distance:6M Detection angle:360 Installation methodceiling /wall Working temperature-10-50 Working humidity95%RH Color: White Material: plastic<br><br>Package Contents: 1 x Tuya wifi infrared detector<br><br>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.