X-Sense SC03 10-Year Battery (Not Hardwired) Combination Smoke and Carbon Monoxide Detector Alarm, Dual Sensor Smoke CO Alarm Complies with UL 217 & UL 2034 Standards, Pack of 3
- 10-YEAR BATTERY LIFE: This combination smoke alarm and carbon monoxide alarm provides 10 years of continuous power with a built-in lithium battery.
- provides continuous monitoring of smoke and CO levels, even if there's a power failure.
- an end-of-life signal will let you know when it’s time to replace the unit for safety.
- ALARM TYPES FOR MORE CONVENIENT: Different alarm patterns of this carbon monoxide alarm and smoke alarm tell you it is either smoke or carbon monoxide is detected without checking the LCD display.
- smoke alarm: delivers 3 long beeps every 1. 5 seconds and the red LED flashes with the alarm sound.
- CO alarm: delivers 4 quick beeps every 5. 8 seconds and the red LED flashes with the alarm sound.
- HIGH ACCURACY AND SENSITIVITY: X-SENSE carbon monoxide fire alarm is equipped with combination photoelectric smoke and electrochemical CO sensors that work independently of each other.
- instantly notifies you when dangerous smoke or CO concentration is detected.
- provides the ultimate protection from 2 deadly threats, all contained in 1 unit.
- SIMPLE TO USE: The test/silence button of this smoke alarm carbon monoxide alarm enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur.