Description:
1. Mute button: Turn on or off the alarm sound. In the silent mode, the "volume prohibited" sign is not displayed and there is no alarm sound. The default is to turn on the sound.
2. "+" button: when setting the alarm value, increase the value; power button: press and hold for 2 seconds to turn on or off the power, when the power is turned on, the number field will count down from 120.
3. Air quality detector temperature unit selection button: conversion between Celsius and Fahrenheit.
4. Setting button: short press this button to set the alarm value of "CO2→TVOC→HCHO" in turn, display the original factory setting value and flash.
5. Use the "+" button and the "-" button to adjust the parameter, the value will be automatically stored after 10 seconds.
Specifications:
Item Type: Air Quality MonitorMaterial: ABS
Model: JD-3002
Alarm Sound: Press "mute button" to operate.
CO2 Measurement Range: 350ppm~2000ppm
TVOC Measuring Range: 0.000 mg/m³~2.000 mg/m³
HCHO Measuring Range: 0.000 mg/m³~1.000 mg/m³
Temperature Display: Press "temperature unit selection button" to operate
Measuring Range: 0℃~90.0℃(accurate 0.1℃)
32℉~194℉(accurate 0.1℉, above100℉display integers)
Environmental Quality Tips:
Excellent: The detection value is lower than the set value
Good: CO2 detection value is 50ppm higher than the set value
The TVOC detection value is 0.01 mg/m³ higher than the set value
HCHO detection value is 0.03 mg/m³ higher than the set value
Pollution: Rapid sound alarm by buzzer
CO2 detection value is 100ppm higher than the set value
The TVOC detection value is 0.02 mg/m³ higher than the set value
HCHO detection value is 0.06 mg/m³ higher than the set value
When the battery power is too low, the battery box will flash to remind the user to charge
When charging, the characters in the battery frame will flash sequentially until the battery character is completely displayed when the battery is completely charged
Humidity Display:
Measuring Range: (0~99.0) %RH (Precision 0.1)
Power Supply: Built-in 3.7V lithium battery 2000mah.
Package list::
1 x Detector1 x Charging Cable