GE 45132 Choice Alert Motion Sensor

The weather-resistant Choice Alert Wireless Motion Sensor detects movement within a 110-degree area from up to 40 feet away. Great for monitoring activity in and around your home, such as in the garage, backyard, hallways, shed, living room, or entry area, the Motion Sensor is easy to install anywhere with no drilling required. And with wireless operation, the sensor is powered by a single nine-volt battery (not included) that will last up to nine months.