Wattstopper LMUC-100-2 Digital Ultrasonic Ceiling Mount Sensor, 1000 sq ft CoverageWattstopper LMUC 100 2 LMUC 100 2 Product Description The LMUC 100 2 is a compact and high performance ultrasonic sensor module designed for a variety of distance measurement and object detection applications. This sensor module is capable of detecting objects within a range of 10 cm to 4 m with an accuracy of up to 1 mm. The LMUC 100 2 uses ultrasonic sound waves to determine the distance between the module and the target object. The module features