Lot of 6 Kidde Smoke & Carbon Monoxide Detector, 10-Year Battery Powered 30CUD10
S/N 30CUD10. Test/Hush Button: Allows you to quickly test operations or silence nuisance alarms caused by steam or cooking smoke. LED Warning Lights: Flashing red LEDs indicate an active alarm, while a green LED blinks every 60 seconds to show it’s in standby mode.