Gas Sensor Detector Carbon Monoxide Poisoning Alarm Detector LCD Photoelectric Independent 85dB Warning High Sensitive

Product Description Model Number: 601 1: This is the perfect equipment to protect your family from carbon monoxide. 2 Advanced level of protection, easy to read and digital display, showing perceived carbon monoxide levels even in low light conditions 2: Green LED: Flashes once every 30 seconds, indicating that the device is operating normally. The green LED will also flash before the CO reading and any buttons are pressed. 3: Red LED: When a dangerous carbon monoxide level is detected, the red LED will jump and emit a loud alarm signal. The carbon monoxide alarm mode is 4 short beeps, followed by 5 seconds of silence, followed by 4 short beeps and corresponding red LED flashes. This cycle will last for 4 minutes and then change to 1 cycle per minute until the device is reset or the CO is eliminated. 4. The test/reset button is designed for weekly testing and if it is working properly, reset during CO alarm 5. Remind users when they need to replace the battery 6. Sma