It adopts a digital temperature and humidity sensor, high precision, stable performance, anti-interference ability, low consumption, and can provide a long service time.
Large LCD screen, you can clearly see the amount of electricity, CO2 value, TVOC value, HCHO value, temperature and humidity.
Celsius and Fahrenheit switchable, and the alarm sound can be on or off according to your demands.
Equipped with the environmental quality judgment function, it will display the appropriate level according to the measurement value.
Built-in 1800mAh lithium battery, easy to charge with USB cable.

This is a kind of high-quality air quality detector, which adopts professional electrochemical detection module, high precision, stable performance, anti-interference ability, low consumption, and can provide a long service time. Accurately detect CO2. Big screen, you can clearly see the amount of electricity, CO2 value, TVOC value, HCHO value, temperature and humidity. You can try it.
When the battery is too low, the battery frame flashes to remind you to recharge.
Specs:
Name: air quality meter
Display: LCD display
Battery: 1 x built-in lithium battery, 3.7V, 1800mAh (Included)
CO2 Measurement-Range: 350ppm-2000ppm
TVOC measurement range: 0.000 mg / m and sup3; -2000 mg / m and sup3;
HCHO measurement range: 0.000 mg / m and sup3; -1000 mg / m and sup3;
Temperature Measurement-Range: 0 Celsius-90.0 Celsius (32 Fahrenheit-194 Fahrenheit), +/- 1 Celsius / +/- 1 Fahrenheit
Craft Supplies: Electric
Model Number: JD-3002 Air Quality Meter
Gas type: COO
With LCD Screen Or Not: Yes
Measurement range: 350ppm-2000ppm
color: Black
Material: plastic

Package Contents:
1 x Air Quality Tester
1 x USB cable

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the