Model Number:Smart PIR Motion Sensor Origin:Mainland China Certification:CE Smart home platform:Tuya USB input:DC5V/ 2A Input voltage:DC3V LR03 Detection angle:360 Ceiling installation Smart Body Movement Sensor Tuya Home Automation Wifi Human Detector Real-time Remote Monitoring Pir Motion Sensor Smart Home Description: 1.Smart Home Automation:A really good assistant for your smart house,no more worry about the invasion by external objects or strangers,protecting your home and valuables from unnecessary danger.It detects the movement of people and animals that around the sensor, providing timely notifications when you are not at home,even you are on holidays.(Note: Choose settings tap on top right corner on the Smart Life App and turn on the push notification.) 2.Real-time remote monitoring:Whenever and wherever you are, Once PIR detect people or animals are moving, and you will receive a notification by smartphone. Keep your house safe all the time. 3.Linkage device: Connect smart motion sensor with smart switch. When you get up at night, and PIR detect people movement, then the bedroom lights.(Note:Acheive the linkage function, you need to have other smart device except this smart motion sensor) 4.Easy to operate:No hub required,and simple download the "Smartlife"/tuya app on iOS and Android. 5.It can be powered by USB power supply or 2*AAA batteries. The product does not contain USB cables and plugs, and does not contain batteries. Specifications: USB input voltage: DC5V/2A (USB cannot be usec with dry battery, only rechargeable battery) Battery: DC3V LRO3*2(not included) Standby current: Alarming current: S60mA Low-voltage notification: ≤2.2V WiFi:802.11b/g/n Detection distance:6M Detection angle:360°ceiling installation Installation method: ceiling /wall Working temperature:-10-50°C Working humidity: Package Included: 1*WiFi PIR Motion Sensor 1*Instruction Notes: It can be powered by USB power supply or 2*AAA batteries. The product does not contain USB cables and plugs, and does not contain batteries.