Smoke and Carbon Monoxide Detector Powered by Battery with Digital Display, Dual Alarm Sensor of Smoke and CO,Easy to Install
$17.49
Product Description
Smoke and Carbon Monoxide Detector Offering Excellent Security
JNHCD brand smoke alarm sensor uses photoelectric smoke alarm sensor known as an optical maze which is an kind of technologically advanced, stable and reliable sensor.The JNHCD uses an electrochemical carbon monoxide sensor–the most accurate CO sensor available. Compared with the more commonly used techniques, electrochemical technology, electrochemical technology is highly accurate, requires a lower amount of power, and boasts a longer life. If the JNHCD’s sensor detects a high concentration of CO, the device will sound a clear, loud, 85-decibel alarm, giving you a chance to either ventilate the area or safely evacuate.The battery-operated dual CO smoke alarm installs in minutes, Battery-powered Unit Can be Installed Quickly and Easily without an Electrician.The unit requires 3*1.5v AAbattery and features a chirp and indicator light to let you know when they need replacing.Suitable for installation in living rooms, bedrooms, hallways, basements, cars or other places where people stay for long periods of time.
Easy-to-install siren for all areas of the home.
Turn the alarm body counterclockwise and take off the bracket.Hold the bracket in the installation position as specified in the Recommended Locations,mark installation holes of the bracket with pencil.Drill the two marked installation holes with a 3/16 inch(5mm)drill bit.Tap the two plastic gromments into holes with hammer.Mount the bracket to the ceiling by inserting and tightening the supplied screws into plastic grommets.Fix the alarm on the bracket and turn the alarm body clockwise , until fully inserted on the bracket.
About Installation site
Need to be installed in living rooms, ceilings, cars or other places where people stay for long periods of time. A better option is to install it in the bedroom, hallway, basement, car or living room.
SOUND AND LIGHT ALARM
Smoke and carbon monoxide alarms will keep you informed of any danger and keep you and your family safe.
sources of CO in our homes include fuel-burning appliances and devices such as
Clothes dryers,Water heaters,Furnaces or boilers,Fireplaces, both gas and wood burning,Gas stoves and ovens,Motor vehicles,Grills, generators, power tools, lawn equipment,Wood stoves
Information LCD display with switch buttons
The LCD display shows the gas concentration level, and the concentration of CO and smoke can be monitored at any time. Smoke and carbon monoxide alarms emit a loud 85-decibel siren when detected gas exceeds standard values, designed to wake the loudest sleepers.A single button allows you to silence alarms and test if the device is working.
Smoke and Carbon Monoxide Detector Offering Excellent Security: Making a Loud Alarm (85 dB) When It Detects a Buildup of Smoke or Carbon Monoxide, and Instantly Alert Those In Danger.
Built-in Electrochemical Sensor with High Accuracy and Infrared Photoelectric Sensor Helping to Reduce False Alarms.
Carbon Monoxide Detector and Smoke Alarm Providing Whole-day Protection
Battery-powered Unit Can be Installed Quickly and Easily without an Electrician
5 Year Manufacturer’s Warranty
Customers say
Customers find the smoke and carbon monoxide detector works well, is easy to install, and offers good value. They appreciate its compact size, nice appearance, and dual smoke/carbon monoxide detection capabilities. The noise level receives mixed feedback – while some praise the very loud audible alerts, others report constant beeping and false alarms. Quality opinions are divided between those who consider it a quality product and those who describe it as cheap Chinese-made.
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