Carbon Monoxide Detectors 2 Pack, 3in1 Carbon Monoxide Detector Plug in Wall, FLUNGSKY Travel Carbon Monoxide Detector with Temperature Humidity Display, Portable Carbon Monoxide Detectors for Home

【3-in-1 Carbon Monoxide Monitoring】This carbon monoxide alarm can detect carbon monoxide, temperature, humidity, and real-time take note the encircling environment.
【Professionalism】The detector is equipped with advanced electrochemical carbon monoxide sensors, with high precision and reliability.
【Sound & Light Alarm】When the CO concentration reaches a dangerous level, an early warning and light reminder of 85 decibels might be issued, and the gas concentration might be displayed to remind you to take safety measures in a timely manner.
【Widely Used】The plug-in blue CO detector simplest must be plugged into a typical socket to work. Suitable for apartments, living rooms with fireplaces, kitchens, bedrooms, cellars, and RVs.
【Worry Free After-sales Service】Our carbon monoxide detector provides a one-year after-sales guarantee. In case you have any technical questions, you’ll be able to contact us at any time and we will be able to reply as soon as imaginable.