Pelewow Blackhead Remover – 5 Heads, Rechargeable, 3 Speeds

【Accurate Detection】 The INKBIRD IAQM-068 3-In-1 CO2 monitor is equipped with a sensitive and efficient sensor that precisely detects indoor CO2 levels ranging from 400 to 5000ppm, temperature ranging from 0 to 55℃, and humidity ranging from 0 to 99%RH.

【Automatic Calibration】 Simply place the detector in a well-ventilated area for 24 hours, and the device will automatically calibrate itself. It also supports ℃/℉ selection to cater to different reading preferences.

【Light-And-Sound Alarm】 Should the detected CO2 concentration exceed 1000 ppm or the preset value, the CO2 Detector will promptly alert you with a red LED light and rhythmic beeps.

【Multi-scene Use】 This compact and reliable CO2 meter is perfect for monitoring indoor air quality in various settings, including homes, offices, cars, garages, grow tents, and more.

【Custom Alarm Value】 You have the flexibility to customize the alarm value of the detector. If the CO2 concentration in the air surpasses the set alarm threshold, the alarm will sound to notify you.