LCD Display Dual Sensor Combination Smoke and Carbon Monoxide Detector 🔥 for Home, Kitchen, Office, School - Meets UL 217 & UL 2034 Standards Review

2 in 1 detector: It can be served as both Smoke detector and carbon monoxide detector alarm to detect the threat from these two harmful chemicals,Very suitable for carbon monoxide gas leakage and fire place, Once the smoke and carbon monoxide detector detects these two gases, they will beep. Accurate ,Reliable,High Sensitive & Quick Responsive: Equipped with electrochemical CO sensors and photoelectric smoke sensor that work independently of each other,Which detects the larger particles of a smoldering fires.When carbon monoxide and smoke rise to alarm levels, the alarm provides a clear, loud warning when it is discovered.Photoelectric Sensor Detects Smoke, Smoke Detector While Minimizing false alarms. LCD Digital Displays&Widely Used:When the fire smoke alarm detects smoke fire or detectes concentration of carbon monoxide exceeding the standard value,the LCD display will show the current value of the gas concentration, Meanwhile emit an alarm sound of 80 decibels, and the ring light flashes rapidly! Suitable for all the Place Possible to Produce Carbon Monoxide and Smoke, Such as your Home,Bedroom,Bathroom,living room, Hotel. Test Button: Malfunction and low battery warnings allow you to easily know the working status of the alarm; Test button enables (silent mode)you to test the alarm weekly, When encountering a non-emergency situation(false alarms occur),you can immediately press the test button and the LED light will flash cyclically, indicating that it has entered the silent mode. The LED light flashes once every 10 seconds, indicating that the alarm has entered the silent mode. Quick,Easy Installation : Battery operated device Can be easily installed and maintained without the need for an electrician,Easy to mount on any wall or ceiling with the included screws; When the Power is Close to Run out, You Can Hear the low power alarm ,the red light flashe time at every 10 seconds, and the LCD display "Lb". and won’t Miss the Chance to Change the New Battery. Note:Battery is not in the package.