3 Pack Carbon Monoxide detectors, co Detector, Carbon Monoxide Alarm Detector Battery Powered with LCD Display, Carbon Monoxide Detector, UL2034 Standards, for Home

Easy to Install: The co alarm and comes with screws for easy installation on walls or ceilings. Powered by 3 x 1.5V AA batteries (not included),It requires no hardwired, portable and easy installation,no need for socket, The battery means constant monitoring, even if there’s a power failure! co detector battery can be used for about 36 months,It is convenient to replace the battery and has a long service life.
High Accuracy & Reliability: Features an advanced electrochemical carbon monoxide sensor that accurately detects real-time CO lcarbon monoxide levels.
Instant Alert: When carbon monoxide detectors rise to alarm levels, CO sensor detects CO, the red LED will flash,LCD Blue back light will be lighted, An early warning will be delivered through a loud 85-decibel alarm.
Self-test Function and Informative LCD: The unit will sound “chirp” and red LED flashes once as power up, “888” on the LCD Then pressing the test button, the unit will sound beeps with red LED flashes. Displays real-time CO levels and remembers dangerous CO levels since the last preset. ’Err’ on the LCD to indicate the unit is malfunctioning. ‘Lb’ on the LCD toindicate it low battery and need replacement. “000” displays on the LCD for 3 seconds and then enter in normal operation mode.
Wide Application: The carbon monoxide detectors is suitable for living rooms, kitchens, bedrooms, offices, hotels, ,dormitories and portable co2 detector for travel,etc. It can effectively prevent fire accidents and provide reliable protection for your family’s safety.