2 in 1 Carbon Monoxide & Smoke Detector Alarm - 85dB Loud Alert, LCD Display, Battery Powered with Low Battery Warning, Easy Installation - Ideal for Home, Kitchen, Bedroom & Office Safety

Product Features High definition LCD display screenAudible and visual alarmHigh accuracy detectionSelf testing functionHigh quality sensors Combination Smoke and Carbon Monoxide Alarm Operating instructions Insert the battery,the green indicator light stays on, and the detector enters a 60 second countdown preheating state,.When the green indicator light goes out, it enters the normal monitoring state. Normal state The detector is in normal monitoring mode, and the green indicator light flashes every 60 seconds. When the detector detects the presence of fire smoke or carbon monoxide in the air and the concentration reaches the alarm set value, the display screen lights up and the detector emits anaudible and visual alarm signal, When the alarm value is lower than the setvalue, the backlight of the display screen will turn off and the red indicatorlight will turn off. Self check status In normal monitoring mode, short press the detector test button, and the green, red, and yellow lights will flash and emit beep sound. The screen value will display the flame icon CO icon 8.88 concentration unitwords, indicating that the sound function is normal. Alarm status When the detector detects that the smoke or carbon monoxideconcentration in the surrounding environment reaches the alarm set value.the detector emits an audible and visual alarm signal. When the gas concentration drops below the alarm set value,the detector will automatically return to its normal monitoring state. Low battery warning The low battery warning red light and fault yellow light of thedetector are flashing,and the buzzer is beeping... beeping... remindersound, Please replace the battery with a new one. Fault conditions The yellow light of the detector malfunction is constantly on, and the designed life span of the detector sensor has been reached. Please replace the detector with a new one. Easy to Install Suitable for use in a wide range of locations Please be careful to install the positive and negative terminals of the battery before putting it on.

Reliable Smoke and Carbon Monoxide Detection This smoke and carbon monoxide detector combines a smoke detector and carbon monoxide detectors for ultimate home protection

Advanced Sensor Technology Featuring a high-sensitivity photoelectric sensor to detect smoke and a stable electrochemical sensor for carbon monoxide, this smoke detector carbon monoxide detector combo offers precise, fast detection for your peace

Clear, Easy-to-Read Display The large digital readout on the smoke & carbon monoxide alarms gives you instant feedback on both smoke levels and CO concentration, making it easy to monitor your home's air quality

Audible Alerts and Visual Indicators The smoke alarm and carbon-monoxide detector smoke features a loud 85 dB alarm and three color LED lights for different warning stages, ensuring you’re always aware of any potential danger

Quick and Simple Installation Easy-to-use, this carbon monoxide detectors/smoke alarm operates on 3 AA batteries and is hassle-free to install and maintain. Ideal for homes, offices, and hotels