Digital Lifebasis HCHO Detector PM2.5 PM1.0 Portable LCD Air Quality Meter

HCHO PM2.5 PM1.0 PM10 TVOC Temperature, air humidity and many recognition functions.

Built-in PM 2.5 sensor, electrochemical sensor and TVOC sensor for very precise detection.

If the air quality exceeds the standard, an acoustic alarm will sound. It has a low voltage alarm.

LCD display and built-in lithium battery with a capacity of 2000 mAh can be used up to 5 hours.

All your problems and settings will be resolved by the user manual in German. (NOTE: 1. If an acoustic alarm is heard, turn it off and run the newly. 2. If the device is hot, cool for a moment before use. 3. Before using the device for outdoor detection, it should be calibrated to the newly, and when testing spices, Perfume, paint, cigarettes, air freshener, alcohol and other chemicals, so as not to damage the sensor.)