[shortdesc] Alarm Type Smoke & Carbon Monoxide Power Source Battery Operated Sensor Photoelectric, Electrochemical Interconnects No Battery Replacable AA batteries [/shortdesc] Produc Description The BRK SMCO200 is a battery-powered, low-profile alarm combining advanced smoke and carbon monoxide (CO) detection technology. Engineered with a sleek design, it blends effortlessly into any decor. It features advanced sensing technology to reduce false alarms and provides reliable early warning against smoke and carbon monoxide dangers, ensuring the safety of your home or workplace. Key Features Dual Detection Technology: Combines photoelectric smoke sensing and electrochemical CO sensing for advanced protection. Replaceable AA Batteries: Includes 2 AA alkaline batteries for reliable, uninterrupted functionality. End-of-Life Signal: Provides audible alerts when the alarm needs replacement after 10 years of use. Test/Silence Function: Easily test or silence unwanted nuisance alarms with a single button. Tamper-Resistant Design: Includes a locking pin to prevent unauthorized battery removal. Category Details Model Number SMCO200 Power Source Battery-Powered (2 AA Alkaline) Sensor Types Photoelectric Smoke Sensor, Electrochemical CO Sensor Alarm Loudness 85 dB at 10 feet Indicator Lights Power: Flashes Green every minute Smoke Alarm: 3 Beeps, Red Flash CO Alarm: 4 Beeps, Red Flash Low Battery: 1 Chirp per Minute End of Life: 5 Chirps per Minute Operating Temperature 40°F to 100°F (4.4°C to 37.8°C) Operating Humidity 10% to 95% Relative Humidity (RH) Dimensions 5.68" Diameter x 1.3" Height Weight 0.48 lbs Test/Silence Button Simulates Smoke or CO Condition, Temporarily Silences Alarm Certifications UL217 & UL2034 Certified Mounting Options Wall or Ceiling Mount The BRK SMCO200 Smoke + Carbon Monoxide Alarm ensures advanced protection and convenience in a compact, low-profile design. Reliable, durable, and easy to use, it’s the perfect solution for enhancing the safety of your home or workplace. All BRK Electronics smoke alarms meet UL 217 standard and are listed with the California State Fire Marshal. They use the new UL mandated repeating 85-decibel alarm horn pattern. 10-year limited warranty. For a full list of states and cities requiring 10 Year alarms click here. Don't know what type of smoke and carbon monoxide alarm is right for your home? Check out our guide on how to choose the right smoke detector for your home. === In The Box 1 Smoke & Carbon Monoxide Alarm 2 AA batteries 1 Mounting Bracket 1 Dust Cover 1 English/ Spanish Instructions Manual Info & Guides User Manual Download Specification Sheet Download