Certified EN 50291 Carbon Monoxide Detector, CO Alarm Detector with Digital Display, Replaceable Battery

[EN 50291-1:2018 Certification] These long-life, highly accurate, and reliable electrochemical carbon monoxide detectors comply with the latest EN 50291-1:2018 standard. The standard is effective from the beginning of 2022; pay particular attention to the year ":2018" and not ":2010". With these carbon monoxide detectors, you will feel comfortable, safe, and confident.

[Ultra-Loud Audible Alarm] The carbon monoxide alarm will detect carbon monoxide levels 24 hours a day. The alarm duration depends on the carbon monoxide level. 50-100 PPM: alarm after approximately 80 minutes, the red LED flashes every 2 minutes; 100-300 PPM: alarm after approximately 30 minutes, the red LED flashes every 2 minutes and emits a beep; >300PPM, alarm after approximately 50s, the red LED flashes rapidly and a continuous beep sounds >86dB.

[Digital LCD Screen] The LCD screen displays the CO concentration level in PPM, temperature, humidity, and battery status. Three LED indicators display three operating states: Red (alarm mode: the red LED flashes rapidly, the buzzer emits a "beep beep beep" sound), Yellow (fault mode: the yellow LED flashes twice in approximately 60 seconds, accompanied by two "beep beep" buzzer sounds), Green (powered on, normal standby mode).

[Carbon Monoxide Alarm with Replaceable Batteries] 3 x 1.5V AA (batteries included). The alarm features a low battery warning to alert users to replace the batteries.

[Wide Application] This carbon monoxide detector is suitable for any location where carbon monoxide may be present, such as the kitchen, bathroom, bedroom, hotel, parking garage, and even during barbecues. The battery-operated device can be easily installed and maintained without the need for an electrician; it is easy to mount on any wall or ceiling with the included screws.