Kidde 30CUA10 Combo Smoke & Carbon Monoxide Alarm
Kidde 30CUA10 Combo Smoke & Carbon Monoxide Alarm
KIDDE Smoke & CO Alarm Detector Hardwired + 10Yr Battery 30CUA10 #21031544
Model# 30CUA10 Part# 21031544 UPC# 047871315444. To detect carbon monoxide, an electrochemical sensor is used. A test-hush button allows you to test the battery operations as well as silence nuisance alarms, should they occur.