Smoke Detector Carbon Monoxide Detector Combo with Digital Display and Sound Light Alarm, 2-in-1 Smoke & CO Alarm with Battery Operated for Home,

Smoke Detector Carbon Monoxide Detector Combo with Digital Display and Sound Light Alarm, 2-in-1 Smoke & CO Alarm with Battery Operated for Home,

Smoke and Carbon Monoxide Detector Beeping once Detecting These Two Gases. Smoke Co Alarm Detector Using High Accurate Electrochemical Sensor Alerts you to Carbon Monoxide Danger, and Photoelectric Sensor Detects Smoke While Minimizing False Alarms. Insurance Safety of your Life. 3 Pieces AA Battery - Powered Smoke Co Detector. Easy to Install. It Will Mind You Up To Change Batteries With Continuous Beeping Every 30 Seconds When The Power is Close to Run Out. The Low-Level Blink Indicator Shows it's Working. Apply for All The Place to Produce Smoke And Carbon Monoxide, Such as Kitchens, Bedrooms, Hotels, Apartment, Markets. Also Useful for BBQ Situation, Using Charcoal Warm, Garage, etc. This product has passed the UL standard report issued by the laboratory accredited by IL AC IsO 17025/NRTL standard. We have complete certificates of UL217 and UL2034 testing. Protect yourself and your family from the silent danger of carbon monoxide with our top-of-the-line Carbon Monoxide Detectors. With its advanced detection capabilities, our Carbon Monoxide Detectors ofer you an added layer of security and peace of mind. If you have any questions about our smoke and carbon monoxide detectors, please feel free to contact us. we will provide you with a lifetime free after-sales service. Product Feature High-tech sensor High-accurate electrochemical sensor(the most accurate CO sensor) infrared photoelectric sensor(the best sensor to detects smoke while minimizing false alarms) LCD concentration PPM Easy to Install Battery Operated for Convenience 3*1.5V AA dry battery (package not included) -After installing 3 batteries, you can hear the sound of "di", and it starts working normally after 2 minutes. In operation, it displays nothing with a power-saving design. Ultra-long standby time, low current consumption -Press the button “test”, and the smoke and carbon monoxide detector alarms ≧85db, loud enough to alarm you of the dangers no matter if you’re asleep in the bedroom or watching TV downstairs. -So easy to install wherever you stay for long periods: drill the two marked installation holes. Tap the two plastic grommets into holes with a hammer. Mount the bracket to the ceiling by inserting and tightening the supplied screws into plastic grommets. TIPS: Please install the sirens at 0.3~1m below the ceiling because the concentration of carbon monoxide and smoke is smaller than that of air. Sound & Flash Alarm& LED indicating Alarm Combo Detector You can save money by buying a combo smoke and co detector while keeping yourself safe. Specifications Item size 4.7 x4.7 x 1.8 inches Item Weight 6.4ounces accessory products main engine×1、Instructions×1、Screw( installed on the wall)×2 rubber stopper×2 (tips: it is without 3*1.5v AA dry battery）