The Blink Outdoor Motion Sensor is a wireless and weather-resistant motion detector that is designed to work with the Blink Outdoor security camera system. It uses passive infrared technology to detect motion and can be easily mounted on walls or placed on flat surfaces. The sensor has a detection range of up to 30 feet and a field of view of 110 degrees, ensuring comprehensive coverage of your outdoor space. It can send instant alerts to your smartphone or trigger the recording of your Blink cameras when motion is detected. The Blink Outdoor Motion Sensor is battery-powered and can last up to 2 years on a single charge, making it a convenient option for long-term use. With its reliable performance and seamless integration with the Blink ecosystem, it's no surprise that this motion sensor is highly popular among Amazon shoppers.