The SensorSwitch CM Series Ceiling Mount Sensor is a reliable low voltage indoor motion detector that utilizes Passive Infrared (PIR) technology for efficient light automation. Designed for ceiling mounting in office, retail, and commercial environments, this PIR sensor provides a 360° detection pattern and excels in small motion detection, making it ideal for tracking subtle movements such as hand gestures. The CM 9 integrates seamlessly into existing lighting systems with 12V to 24V compatibility and features push-button programmability, a green LED indicator, and a timer delay ranging from 30 seconds to 20 minutes. Engineered to meet modern energy-saving standards, this ceiling motion sensor supports up to 14 sensors per power pack and requires no minimum load. Installation is simple, with alignment options for standard junction boxes or ceiling grid mounts. Certified for CSA standards and built for temperature ranges from -10°C to 85°C, the CM 9 is durable, versatile, and effective. Whether you're looking for a PIR motion sensor, an indoor motion light sensor, or a motion switch for lights, this device provides dependable performance and minimal energy waste.