Feature:1. It can be used to build intelligent automation or security systems in homes or public areas, or to work independently without a gateway.2. When a person or pet enters the sensor range, the sensor is triggered, which activates the associated smart device through a preset smart scene.3. For example, when the intelligent light bulb or intelligent audible and visual alarm is turned on, it will also push an alarm notification to the mobile APP bound to the device.4. Advanced motion sensor pir detects human or animal movement, 7m/7.7yd detection distance, no matter day or night can be realtime detect.5. Compact shape, reasonable size design, internal structure optimization, bring you convenience, beautiful and enjoy.6. Advanced PIR technology, day and night continuous detection, long time continuous detection, more safe.7. Support multidevice control, you can enjoy your smart home and WiFi smart home devices.Specification:Item Type: PIR SensorMaterial: ABSBattery Model: CR123Ax1 (Not Built-in Battery)Standby Current: 34uAAlarm Current: 75mA-90mAOperating Temperature: 0-+40Operating Humidity: 20%-85%.Package List:1 x Infrared Sensor 1 x Base 2 x Screw 2 x Expansion Pipe 1 x ManualNote:It can be used only if it is connected to a 2.4ghz wifi network