HEIMAN 10 Year Life Carbon Monoxide Detector Alarm, EN 50291, Replaceable Battery Operated CO Alarm Detector, with LCD Digital Display 723ESY (723)

{State-of-the-art sensor}：The state-of-the- art sensor of this CO detector combined with a high quality advanced chipset, which can detect carbon monoxide dangerous levels with fewer false alarms and can be used for 10 years. {5-year-life battery}：This carbon monoxide alarm is equipped with 2 replaceable low power consumption AA batteries, thus enabling a life of up to 7years and ensuring smooth operation. {Function test button}：This carbon monoxide alarm is equipped with an appropriate test button for the function test. The alarm indicator can be reset or put back into the monitoring mode even after an alarm. {LCD Display}:With a loud alarm tone (approx. 85dB) and an LCD display showing the CO concentration, the alarm device warns you of dangerous carbon monoxide concentrations. {High quality material}:The housing of this detector is made of high-quality and flame-retardant ABS plastic,with IP30, Weight: 0.5401325419 pounds, Manufacturer: HEIMAN