Kidde KN-COSM-IBA Hardwired 120V Electrochemical/Ionization Carbon Monoxide and Smoke Alarm Ceiling Fan Bulbs Comes with two squeakers

Comes with two squeakers

Helps fence withstand snow load

For dogs 5-15 lbs

Ultra white for high visibility and better animal control

Precision fitted parts for extra stability

Kidde KN-COSM-IBA Hardwired 120V Electrochemical/Ionization Carbon Monoxide and Smoke Alarm Ceiling Fan Bulbs Comes with two squeakersElectrochemical & Ionization sensor Intelligent sensor technology which combines the detection capabilities of an ionization smoke sensor with an electrochemical carbon monoxide sensor Capable of interconnecting with up to 24 Kidde devices (2) AA battery back up in case of power outage, batteries included Front loading battery door for easy battery replacement Battery door will not close unless the batteries are properly installed Adjustable mounting