Carbon Monoxide Detector 2 Pack, Battery Operated High Accuracy CO Alarm with Sound Warning and Digital LCD Display (2AAA Batteries NOT Included)

1. When the alarm is in the off-screen state, the green LED will flash

once each 15 seconds, indicating that the alarm is in normal

state.

2. When the alarm detects that the CO concentration exceeds

50PPM, the LCD screen lights up, indicating that it has entered

an alarm state.

3. When the alarm detects that the CO concentration exceeds

300PPM, the LCD screen lights up, the red light flashes and an

alarm sounds, indicating that it has entered an alarm state.

LCD screen display instructions:

‘Err’ on the LCD to indicate the unit is malfunctioning.

‘Lb’ on the LCD to indicate it low battery and need replacement.

‘999ppm” on the LCD to indicate CO level over 999ppm.

If the CO leakage is lower than 999ppm but over 30ppm, it would

show its actual concentration.

LED status description：

Green LED:

The green LED flashes each 15 seconds to indicate the unit is

operating properly.

Red LED:

When a dangerous level of carbon monoxide is detected the red

LED will flashes and the alarm pattern will sound.

What To Do IF The Alarm Sounds

If alarm sounds:

1. Call your emergency services and products.

2. In an instant move to fresh air – outdoors or by an open door/

window. Do a head count to check that each one persons are accounted

for.

Never restart the source of a CO problem until it has been fixed.

Note:

1. Don’t press test/reset button whilst installing batteries.

Otherwise, the unit will not work.

2.The unit must be tested weekly. Verify the unit’s alarm and LED light operation by pushing the test button once a week.

Package included:

2x Alarms

4x Screws

1 x User Manual

1.High Sensitive and Quick Responsive：Build-in Carbon Monoxide Detector Chip and the electrochemical sensor, Enough to detect odorless invisible and deadly carbon monoxide in the air, Quick reaction to save your life in the first time when fire hazard occurs.
2.Alarm Standard：50ppm, alert within 60 to 90 minutes; 100ppm, alert within 10 to 40 minutes; 300ppm, alert within 3 minutes. Note: When you test the detector, please do not use gas blow the hole directly.
3.Alarm Warning：When a dangerous level of carbon monoxide is detected the LCD will flashes and a loud alarm pattern will sound–Loud 85 decibel alarm with LED Flash.
4.Battery Powered：2 *AAA batteries powered carbon monoxide detector, please note that the batteries are NOT INCLUDED in this product
5.All products have undergone rigorous testing and passed certification, which is secure and reliable. If in case you have any questions, please feel free to contact us, we can reply you within 24 hours