Mute feature: The smoke and carbon monoxide alarm fire alarm has been redesigned from the inside out to minimize false positives and avoid waking you from sleep by taking 3 separate smoke samples to confirm smoke triggers alarms rather than interference
Reliable, highly sensitive alarm: equipped with photoelectric smoke sensor and electrochemical CO sensor, work independently of each other; Every second counts; Detect fast and slow burning fires and notify you immediately when hazardous smoke or CO concentrations are detected, while minimizing false positives; Provides ultimate protection against 2 deadly threats, all contained in 1 unit
Simple to use: The Test/Mute button allows you to test alarms weekly and easily turn them off when a false alarm occurs; Fault and low power warning let you easily know the working state of the alarm; In an emergency, an alarm sound of more than 85 decibels will ring through your entire home, instantly alerting the entire family, even those who are sleeping .