UNUQUE DESIGN - Portable and easy installation. Precise electro-optical sensor, high consistency and stability, move, or in the same place for that. Loud enough and sounds good. ALARM WARNING - When a dangerous level of carbon monoxide is detected the red LED will flashes and a loud alarm pattern will sound--Loud 85 decibel alarm with LED Flash. SAFETY - With 3 digits LCD displayer is optional, And Loud 85 decibel alarm with LED Flash While in the Alarm Mode for the life-saving safety, protect the family from carbon monoxide \'Err\' on the LCD to indicate the unit is malfunctioning. \'Lb\' on the LCS to indicate it low battery and need to replacement. \'999ppm\' on the LCD to indicate CO level over 999ppm. If the Co leakage is less than 999p ENERGY-SAVING - Operated by 3 x 1.5V AA batteries (not included), The alarm sound pattern is 4 beeps every 5seconds for the first 4 minutes. In 4 minutes, it will change to 4 beeps ever minute to save the battery. 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.
I wanted this for the winter when we run a kerosene heater for heat. I get scared at night that I don't have one of these things in the house. Now we do. It will help put my mind... read more »
Carbon Monoxide Gas Detection,Digital Display Carbon Monoxide Alarm, Electronic Equipment, Firstbuy Power Detection Equipment, Alarm Clock Warning, Every House should have one. Easy to mount and use.... read more »
This was a must have and I'm glad I got it. I have peace of mind because since hurricanes Irma and Maria we had to invest on a power generator and even though we only use it during the day,... read more »
I received this Carbon Monoxide Gas Detection and I was able to install the AA batteries. Literally plug and play. I'm very pleased with the ease of installation.The whole process takes just a few... read more »
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This white 4.3 inch in diameter and 1.77 inch tall round device can detect the carbon monoxide level in a room. It includes an LED screen that shows the ppm level of the gas and warns if it... read more »
This was a must have and I'm glad I got it. I have peace of mind because since hurricanes Irma and Maria we had to invest on a power generator and even though we only use it during the day,... read more »
We moved into a home with gas heat and I was astonished to find there was not a Carbon Monoxide Gas Detector! We purchased a CM Gas Detector from Firstbuy Power Detection Equipment and... read more »
I have been meaning to get one of these for a long time and I' m very pleased with this purchase. It doesn' do much but sit on the walk but that is a good thing because that means we have no s... read more »
It was easy to hang the Firstbuy Carbon Monoxide Alarm on the wall upstairs in my house in the hall between 2 bedrooms. If the alarm detects carbon monoxide an alarm goes off and a red LED light flash... read more »
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