Silent Call - Carbon Monoxide Detector with Transmitter

Carbon Monoxide Detector with Transmitter activates Silent Call Sidekick to alert user to dangerous Carbon Monoxide household levels. Transmitter can also activate these Silent Call products: Good Vibrtations pager, Vibra-Call, pager and omni-page receiver. You choose whether to be alerted by strobe or vibration. Alert systems are activated when 150ppm of Carbon Monoxide is detected in household air quality. Unit must be hard wired (electrician needed for installation); one year warranty.