







From the brand


SITERWELL is the only company in Asia with a laboratory capable of UL fire testing for both American and EU fire testing for European requirements. We spent 15 million US dollars to clone the United States UL laboratory, which perfectly covers the latest European, Australian, Canadian and American standards.
Smoke Alarms
Smoke Carbon Monoxide Detector
Carbon Monoxide Detectors
2 in 1 Smoke & CO Alarm
SMOKE and CO COMBO ALARM





10 YEARS BATTERY: Siterwell carbon monoxide detector combination has a built-in 10-year battery, no hassle of replacing battery after installation. Say goodbye to annual battery hassles! When the alarm sends a fault signal, you must replace the product immediately.
ACCURATE ALARMING: The GS886-H02 fire alarms smoke detectors carbon monoxide combo uses photoelectric and electrochemical sensors and has undergone rigorous testing and certification to meet UL 217 and UL 2034 standards, ensuring high accuracy and reliability.
DUAL SENSOR PROTECTION: Features both smoke and carbon monoxide detection, reducing the need for separate alarms and providing comprehensive home safety protection. Florida requires dual-sensor smoke alarms (capable of detecting both smoke and carbon monoxide, will take effect on January 1, 2025)
BILINGUAL VOICE ALERTS: This smoke and CO detector combination Features voice alerts in both English and French, Co alarm: “Warning!, carbon monoxide” “Attention!, monoxyde de carbone”, Smoke alarm: “Fire!”,”Incendie!”, ensuring all family members can quickly understand and respond.The professional-grade 85dB audio warning is loud enough to easily penetrate closed doors, walls and bedrooms
SIMPLE INSTALLATION – Product Size: 6.1in*1.65in. The smoke and CO alarm combo included wall plate fits most smoke detectors on the market, simply rotate the alarm to mount on the plate and you are ready to go.2 in 1 smoke and carbon monoxide detector fits your home saftey.
REGULATORY COMPLIANCE: California requires with smoke alarms that meet the latest standards (e.g., UL 217 8th Edition), will take effect on January 1, 2025. New York State requires all residential properties must be equipped with 10-year sealed battery smoke alarms, will take effect on January 1, 2025.
User Reviews
Be the first to review “SITERWELL Smoke Detector Combo Smoke & Carbon Monoxide Alarm 10-Year Battery CO Detectors,Smoke and Carbon Monoxide Detector with Bilingual Voice Alerts,Reduced Nuisance Alarms, 1 Pack”
$52.99
There are no reviews yet.