Air Quality Tester Professional manufacturer Co2 HCHO TVOC temperature and humidity meter

详情

When the battery is too low, the battery frame flashes to remind the user to charge.

When charging, the characters in the battery frame will flash in turn until the battery symbols are fully displayed when the battery is fully charged.

Humidity display:

Measuring range:(0～*9.0) %RH (Precision 0.1).

Ⅴ Power supply

Built-in 3.7V lithium battery.

Please use a standard and safe

charger for charging.

① Alarm sound:Press "Mute Button" to operate.

② CO2 measuring range：**0ppm～***0ppm.

③ TVOC measuring range：0.**0 mg/m³～2.**0 mg/m³.

④ HCHO masuring range：0.**0 mg/m³～1.**0 mg/m³.

⑤ Temperature display: Press " Temperature unit selection Button " to operate.

Measuring range:0℃～*0.0℃(Precision 0.1℃).

*2℉～**4℉(Precision 0.1℉, above

**0℉ display integers).

⑥ Environmental quality tips:

excellent :The detection value is lower than the set value.

good: CO2 detection value is higher than the set value by *0ppm；

TVOC detection value is higher than the set value by 0.*1 mg/m³；

HCHO detection value is higher than the set value by 0.*3 mg/m³.

pollution: Buzzer rapid sound alarm.

CO2 detection value is higher than the set value by **0ppm；

TVOC detection value is higher than the set value by 0.*2 mg/m³；

HCHO detection value is higher than the set value by 0.*6 mg/m³.