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Levenhuk Wezzer Air PRO DM20 Air Quality Monitor
Caution!
Please remember that mains voltage in most European countries is 220–240V. If you want to use your device in a country with a
different mains voltage standard, remember that use of a converter is absolutely necessary.
Charging the device
Connect the micro-USB cable to the device. Then, with a DC adapter (not included) via a USB plug connect it to the AC power supply.
Attention!
The device operates from the AC power supply, as the voltage of the computer’s USB port is insufficient for the proper operation
of the device.
Using
Press and hold the POWER button for 3 seconds to turn the device on/off. The device changes its color according to the CO2 level: green,
yellow, red.
Acoustic alert
When the CO
2 level exceeds 1000 ppm, the alarm will beep. When the device is on, press the POWER button to turn the alarm sound on/off.
CO
2
scale
Air quality level
Current CO
2
value (ppm)
Indication
Normal outdoor air CO2
level
400–1000
Green light
Ventilation is recommended
1001–2000
Yellow light
Is associated with such symptoms as headache,
sleepiness, poor attention, increased heart rate, and
nausea
2001–5000
Red light
Configuration/Setting up a Wi-Fi connection
An active and reachable 2.4 GHz Wi-Fi network as well as an active Bluetooth connection on the smart device are required. The access data
for the Wi-Fi network to be used must be known.
1. Download and install the Tuya Smart App or Smart Life App on the smart device from the App Store or Google Play. Complete the
registration. The availability of a particular application depends on your region.
Tuya Smart
Apple App Store:
https://apps.apple.com/mm/app/tuya-smart/id1034649547
Google Play:
https://play.google.com/store/apps/details?id=com.tuya.smart
Smart Life
Apple App Store:
https://apps.apple.com/mm/app/smart-life-smart-living/id1115101477
Google Play:
https://play.google.com/store/apps/details?id=com.tuya.smartlife
2. Press and hold the POWER button for 3 seconds to turn on the air quality monitor. Press the POWER button twice to connect to a Wi-Fi
network.
3. Launch the "Tuya Smart" or "Smart Life" app.
4. Click
Add Device
in the application.