levenhuk Wezzer Air Pro DM20 Air Quality Monitor User Manual

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 CO2 level exceeds 1000 ppm, the alarm will beep. When the device is on, press the POWER button to turn the alarm sound on/off.

CO2 scale

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.
   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 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

5. Click on the scan icon, and then scan the QR code. Follow the instructions in the application.

Specifications

• Operating CO2 range 400–5000ppm
• Power supply Li-ion battery (800 mA∙h), DC adapter 5V 1000mA (not included)
• USB cable included

The manufacturer reserves the right to make changes to the product range and specifications without prior notice

Care and maintenance

Take the necessary precautions when using the device with children or others who have not read or who do not fully understand these instructions. Do not try to disassemble the device on your own for any reason. For repairs and cleaning of any kind, please contact your local specialized service center. Protect the device from sudden impact and excessive mechanical force. Store the device in a dry cool place. Only use accessories and spare parts for this device that comply with the technical specifications. Never attempt to operate a damaged device or a device with damaged electrical parts! If a part of the device or battery is swallowed, seek medical attention immediately. Children should use the device under adult supervision only.

Battery safety instructions

Always purchase the correct size and grade of battery most suitable for the intended use. Always replace the whole set of batteries at one time; taking care not to mix old and new ones, or batteries of different types. Clean the battery contacts and also those of the device prior to battery installation. Make sure the batteries are installed correctly with regard to polarity (+ and –). Remove batteries from equipment that is not to be used for an extended period of time. Remove used batteries promptly. Never short-circuit batteries as this may lead to high temperatures, leakage, or explosion. Never heat batteries in order to revive them. Do not disassemble batteries. Remember to switch off devices after use. Keep batteries out of the reach of children, to avoid risk of ingestion, suffocation, or poisoning. Utilize used batteries as prescribed by your country’s laws.

Levenhuk International Lifetime Warranty

All Levenhuk telescopes, microscopes, binoculars, and other optical products, except for their accessories, carry a lifetime warranty against defects in materials and workmanship. A lifetime warranty is a guarantee on the lifetime of the product on the market. All Levenhuk accessories are warranted to be free of defects in materials and workmanship for six months from the purchase date. The warranty entitles you to the free repair or replacement of the Levenhuk product in any country where a Levenhuk office is located if all the warranty conditions are met. For further details, please visit: www.levenhuk.com/warranty If warranty problems arise, or if you need assistance in using your product, contact the local Levenhuk branch.

References

• Доживотна гаранция на Levenhuk – Официален уебсайт на Levenhuk в България
• Levenhuk’s official website in USA
• Levenhuk Limited Warranty – Levenhuk’s official website in USA
• Doživotní záruka společnosti Levenhuk – Oficiální webové stránky Levenhuk pro Českou republiku
• Levenhuk Lebenslange Garantie – Die offizielle Website von Levenhuk in Deutschland
• Garantía internacional de por vida Levenhuk – Web oficial de Levenhuk en España
• Levenhuk Lifetime Warranty – Levenhuk’s official website in USA
• A Levenhuk élettartamra szóló szavatossága – A Levenhuk hivatalos magyarországi weboldala
• Gwarancja bezterminowa Levenhuk – Oficjalna witryna internetowa Levenhuk w Polsce
• Поддержка - Гарантийное обслуживание Левенгук - Levenhuk Russia

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