Smoke Detector Sensor Carbon Monoxide Detection Sound Light Alarm Home Safety Prenvention Device

Specification Working voltage 4 5VAlarm current 30mADetection Angle 360Quiescent current 80uAWorking temperature 0 55℃Detection distance 20 30mTransmission frequency 50MHZScope of application indoorInstallation method Ceiling typeCommunication method wirelessWeight 181gWarning method sound and light alarmOperation Instruction 1 Power on for the first time Install 3 AA 1 5V batteries the buzzer will beep once the alarm will enter the preheating state and the display will display a 2 minute countdown 2 Button function Press the TEST RESET button the LCD screen will display 0 ppm the LED light will flash and the buzzer will beep four times at intervals of 5 seconds 3 Peak record Press and hold the TEST RESET button for more than 10 seconds to view the alarm concentration and press the TEST RESET button again to clear it 4 Indicator light Under normal working conditions the green light flashes once every 30 seconds 5 Low battery reminder when the battery is low the red light will flash once every 10 seconds and the LCD screen will display Lb 6 Alarm When the detector detects carbon monoxide gas exceeding 100PPM it will alarm the red light will flash and the buzzer will beep four times at the same time and it will repeat once every 5 seconds At this time the valve should be closed immediately the doors and windows should be opened to allow the indoor air to circulate and relevant professionals should be notified to deal with it