WUZETIAN 2-in-1 Smoke & CO Detector Combo,

Sensitive Detection: Professional photoelectric smoke sensors and high-precision electrochemical CO sensors effectively minimize false alarms
Audible and Visual Alarms: >=85dB high-decibel buzzer combined with high-frequency flashing red lights deliver immediate, clear warnings even in noisy environments.
LCD Display: Immediately shows specific smoke and CO concentration readings upon detecting anomalies, providing intuitive risk assessment for timely response.
Simple Operation: Powered by 3 AA batteries with low-battery alerts. Easy battery replacement.
Installation & Maintenance: Supports wall or ceiling mounting. Features one-touch test and reset functions. Regular device inspections are recommended.

Sensitive Detection: Professional photoelectric smoke sensors and high-precision electrochemical CO sensors effectively minimize false alarms
Audible and Visual Alarms: >=85dB high-decibel buzzer combined with high-frequency flashing red lights deliver immediate, clear warnings even in noisy environments.
LCD Display: Immediately shows specific smoke and CO concentration readings upon detecting anomalies, providing intuitive risk assessment for timely response.
Simple Operation: Powered by 3 AA batteries with low-battery alerts. Easy battery replacement.
Installation & Maintenance: Supports wall or ceiling mounting. Features one-touch test and reset functions. Regular device inspections are recommended.