Carbon Monoxide Detectors, 2pcs CO Alarm Detector, Carbon Monoxide Alarm with LCD Digital Display (Batteries NOT Included)

Features

• 【High Sensitive】Using electrochemical sensors, with more reliability, stability, responsiveness, to avoid the possibility of false readings and false alarms.
• 【Light and Sound Alarm Warning】When a dangerous level of carbon monoxide is detected the red LED will flash and the alarm pattern will sound 85-decibel alarm to protect your family's life and property
• 【LCD Displayer】Carbon monoxide alarm detector With 3 digits LCD displayer is optional,'Err' on the LCD to indicate the unit is malfunctioning. 'Lb' on the LCD to indicate is low battery and need to replacement. '0~30ppm' on the LCD is normal phenomenon.
• 【Alarm Standard】50ppm - Alarm within 60 to 90 minutes; 100ppm - Alarm within 10 to 40 minutes; ≥200ppm - Alarm within 3 minutes.
• 【Easy Installation And Widely Used】Carbon monoxide alarm coming with mounting accessories, just drill holes in appropriate positions, and done; Used for bedroom, kitchen, living room and any other area with a risk of fire danger can be installed a smoke detector and CO alarm.