This pack of three Cygnus Wireless Heat Detectors is an essential addition to any fire protection equipment collection. With reliable technology and easy installation, these detectors will provide an early warning in case of a fire. Designed for use in commercial and industrial settings, these detectors are part of the Facility Maintenance & Safety category. The brand, Cygnus, is known for producing high-quality fire alarms and this product is no exception. Keep your business safe with these reliable Wireless Heat Detectors.