Nice, Sumring smoke alarm and carbon monoxide detector !

Sumring prides themselves on helping to make the world a safer place to live. Sumring creates safety solutions that help protect people and property from fire and its related hazards. We are one of the largest manufacturers of smoke alarm and carbon monoxide detectors for use in residential and commercial properties. When you purchase a product with the Sumring name, you can relax knowing your loved ones will be quickly alerted in the event of a fire, helping to prevent injuries and minimize damage.

Sumring’s products bring peace of mind to homeowners, businesses and countless applications across the globe. The first step in fire safety involves knowing your state’s laws when selecting smoke alarm and carbon monoxide detectors for your home or building. Whether you need fire alarms, carbon monoxide detectors or combination smoke alarm and carbon monoxide detector, Sumring has just what you need to get your requirements and keep you out of harm’s way. 

Then, Let us briefly introduce you to our combination smoke alarm and carbon monoxide detector SR-821THS.
This alarm provides two important safety devices in a single unit. Combination high accurate electrochemical sensor and photoelectric sensor, Electrochemical CO sensor alerts you to carbon monoxide danger, Photoelectric sensor detects smoke while minimizing false alarms. Battery-operated unit installs quickly and easily without an electrician. This combination smoke alarm and carbon monoxide detector features an 85dB horn and voice that announces "Fire", "Carbon Monoxide", and "Low Battery" warnings when detected. 
This combination smoke alarm and carbon monoxide detector features two LED lights and includes a chirp signal and test/reset button. The alarm warnings are spoken with a loud volume. Includes Mounting Anchors and Screws.

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