Care And Maintenance; Battery Safety Instructions - Levenhuk Wezzer Air PRO DM20 Air Quality Monitor Bedienungsanleitung

5. Click on the scan icon, and then scan the QR code. Follow the instructions in the application.
Specifications
Operating CO2 range
Power supply
USB cable
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.
400–5000ppm
Li-ion battery (800 mA∙h), DC adapter 5V 1000mA (not included)
included
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