SKU: 32114216121

Luchtkwaliteit CO2 Meter - Thermometer /Hygrometer - Technoline WL 1030

Sale price$89.99 Regular price$99.99
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Description

Luchtkwaliteit CO2 Meter - Thermometer /Hygrometer - Technoline WL 1030CO meter WL1030 technoline reliable air quality monitor Description This air quality monitor (CO2 meter) has been tested as very reliable by the German consumer association and recommended as a recommended purchase. High quality non dispersive infrared (NDIR) gas sensor with CO2 measuring range up to 5000 ppm Ventilation advice based on CO2 concentration in the air. In addition, this unit also measures air humidity and temperature. Ideal for public

CO₂ meter WL1030 technoline reliable air quality monitor


Description

This air quality monitor (CO2 meter) has been tested as very reliable by the German consumer association and recommended as a recommended purchase.

High quality non-dispersive infrared (NDIR) gas sensor with CO2 measuring range up to 5000 ppm Ventilation advice based on CO2 concentration in the air. In addition, this unit also measures air humidity and temperature.

Ideal for public buildings such as hairdressers, schools, gyms, museums, sports clubs, etc. But also just a good way to measure the air quality at home.
Everyone knows how important good ventilation and air quality are. With this air quality monitor you will be warned to ventilate more if the quality of the air is not good enough. The quality can be read by the values ​​on the meter. In addition, you will receive ventilation advice because the color of the advice block changes.
(The numbers speak for themselves, the text on the meter is in German)

Before first use: 
The values ​​are displayed within 2,5 minutes. After that, it will (automatically) calibrate the device for another 24 hours to then display accurate readings. This process is repeated when you move the device, for example to measure the air quality in another room. This process enables the Technoline Air Quality Meter to guarantee accurate measurements.

Why do I need a CO2 meter?

Why should I buy a CO2 meter?

High CO2 levels in the air reduce people's concentration and performance, and it is easier for viruses to spread. Regular and timely ventilation is recommended to improve the indoor climate and maintain health!

Humans breathe in oxygen and exhale CO2. When many people are together in an enclosed space, there is less and less oxygen and more CO2 in the air. The amount of CO2 or parts per million (cubic meters) or PPM indicates how clean the air is.

The CO2 meter detects when you need to ventilate a room by showing the PPM that indicates how much CO2 is in the air.
If the PPM gets too high, the air becomes unhealthy and germs are more likely to be transferred. Viruses are easier to spread from 800ppm. In addition, if the CO2 value is higher than 1500ppm, it can already lead to drowsiness. As the ppm rises to 2000 ppm, people can experience headaches, poor concentration, loss of concentration, increased heart rate and mild nausea.

Room ventilation can reduce the ppm to a normal level below 800ppm

CO2 Levels and Guidelines

CO2 levels and guidelines

Below are some general CO2 reference levels:

400~600ppm
Background (normal) outside air level.

600~1.000ppm
Typical level for occupied spaces with good air circulation.

1.000~1.500ppm
Start ventilation of the room.

1.500~2.000ppm
Level associated with complaints of drowsiness and bad air.
Ventilation recommended!

2.000~5.000ppm
Level associated with headache, drowsiness and stagnant, stale, congested air. Poor concentration, loss of attention, increased heart rate and mild nausea can also occur. Ventilation highly recommended!

> 5.000 ppm
Exposure can lead to severe oxygen starvation, which can lead to permanent brain damage, coma and death. Requires immediate ventilation!

CO2 Properties

CHARACTERISTICS

  • Air quality sensor for monitoring the air quality in closed rooms
  • Non-dispersive infrared gas sensor (NDIR) with CO₂ measuring range up to 5000 ppm, including ventilation advice based on the CO₂ content in the air
  • Indoor temperature display in ° C or ° F
  • Indoor Humidity Display
  • MIN / MAX value storage of the last 24 hours with automatic scrolling function
  • Air quality sensor for air quality monitoring
  • Adjustable alarm for CO₂ reading with optional alarm signal
  • Adjustable alarms for upper and lower limits of temperature and humidity
  • Calibration function for CO₂, temperature and humidity
  • Built-in ROM for storing the settings, backlight with adjustable brightness levels.
Technical Data

TECHNICAL DATA
Dimensions: 94 x 145 x 50 mm
Power supply: Power supply (included)
Temperature range: 0 ° C - 50 ° C / 32 ° F to 122 ° F
Temperature resolution: 0,1 ° C
Humidity range: 20% - 95% RH
Humidity resolution: 1%
Operating temperature: 0 ° C to 50 ° C / 32 ° F to 122 ° F <95%, non-condensing

CO2
Measuring range: 400 - 5000
PPM Resolution: 1 PPM
Accuracy: +/- 5% + 50PPM
Warm-up time: 1 minute

Display range
CO2: 400 (≤ 400PPM) HI (≥ 5000PPM)
Temperature: LO (≤ 0 ° C / 32 ° F) .HI (≥ 50 ° C / 122 ° F).
Humidity: 20% (≤ 20%) 95% (≥ 95%)

Standard settings
CO2 alarm: low -400, high 2000RH%
Alarm: Low 35%, High 70%.
CO2 audible alarm: Off
Temperature: ° C
Display brightness level: high

Manual

You will find the Dutch manual here

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 32114216121

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Luke
Houston, US
★★★★★ 5
Absolutely wonderful
Size: 3 Ounce (Pack of 4)
The most beautiful, delicious smoked oysters I have EVER had, and I've been eating tinned smoked oysters since I was a child in the 90's. And South Korea had very strict laws regarding the sustainability and quality which go into the oyster farming, harvesting and processing, making these a conscious and clean pick, and where else can you get these beauties tinned in healthy olive oil?! Thank you Otter Kingdom!
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Reviewed in the United States on April 10, 2026
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Essaray
Los Angeles, US
★★★★★ 5
If you like smoked oysters, you'll LOVE these
Size: 3 Ounce (Pack of 12)
These are absolutely the best smoked oysters I’ve ever had. There’s a subtle sweetness underneath that adds a pleasant balance to the smokiness, and the usual seawater “fishy” note is far less pronounced than in many other premium brands—which I find refreshing. No unpleasant aftertaste, either. And as shown, they’re huge! I think I’ve found my new favorite brand of smoked oysters. I don’t write reviews very often, but Otter Kingdom Premium Smoked Oysters definitely deserved the praise.
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Reviewed in the United States on December 12, 2025
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Laura
Bozeman, US
★★★★★ 5
These are delectable oysters & love that they're in olive oil!
Size: 3 Ounce (Pack of 12)
Our family has been eating oysters for years, but this Otter Kingdom brand has to be the tastiest ever-- tender and flavorful-- Highly Recommended. Re: what a previous reviewer had posted: “These oysters come with a Prop 65 “Reproductive Health” warning on the packaging.” After looking into this Prop 65 warning, I found that most products that come from the ocean could have absorbed mercury, so this California Prop 65 label is stuck on a lot (if not all) of fish/seafood products. But each kind of fish/seafood has a different level of exposure. According to the LiveStrong website article: “Which Fish Has the Highest and Lowest Mercury Levels?” the seafood with the lowest mercury content includes: catfish, clams, crab, herring, OYSTERS, salmon, sardines, shrimp, tilapia fish, tuna fish, among others. These should be eaten no more than 2 to 3 times a week (most people stay within that guideline). It’s the larger-sized fishes that tend to have higher mercury content, so oysters are of no more concern than any other small fish. Just wanted people to not get out bent out of shape about this label. The State of CA has a lot of concerns to deal with-- like wildfire devastation caused by their policy to restrict water from flowing from the north of the state, so it would probably be better for them to focus on THOSE life-endangering issues rather than sticking all these "WARNING" labels on food products! Right?
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Reviewed in the United States on January 29, 2025
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MichaelAmazon
Cuba, US
★★★★★ 5
I Love oysters
Size: 3 Ounce (Pack of 4)
These oysters are very good tasting. I eat them with pasta and a few tablespoons of white Alfredo sauce. Yum yum. I've always liked oysters but I can't eat them raw anymore because of my immune system.
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Reviewed in the United States on February 28, 2026
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OkieDokie
Cuba, US
★★★★★ 5
Stable, solid, and versatile!
Color: Black, Size: 8 Panel-176'' Wide, Color: Black, Size: 8 Panel-176'' Wide
Exceeded my expectations. Easy, but tedious to assemble. That said, it’s solid, well made, and will last. You can stand it up in a straight line without concern it will fall over. No need to fold it like an accordion for stability. Helped me separate my garage gym from the kids bikes, shelving, paint, tools, and typical garage stuff.
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Reviewed in the United States on November 13, 2025

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