automation, monitoring, and control products and related software, namely, ultrasonic sensors, pressure sensors, liquid level sensors, solid level sensors, flow sensors, electrical controllers, [ ultrasonic sensors for automatically guided vehicles, ] ultrasonic level sensors, ultrasonic controllers to operate remote ultrasonic sensors, digital pressure gauges, pressure transducers, pressure transmitters, submersible liquid level transmitters, [ hydraulic pressure comparators and calibrators, ] [ pneumatic sensors, ] float switches, liquid level switches for control and alarm, electrical and electronic controllers for sewage pump lift stations, and computer software for sensor setup and monitoring