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Since 2013, we have more than 10 years of professional experience in producing measuring instruments.

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Dienmern offers a wide range of innovative products with numerous advantages. The Gas Detector ensures safety by promptly detecting any gas leaks, preventing potential hazards. The Noise Detector measures the sound level in various environments, allowing for optimal noise control. The Radiation Detector accurately detects and measures radiation levels, ensuring the well-being of individuals. The Recorder and Recorder Pen provide reliable and convenient ways to capture and document important audio and written information. The Surveillance Camera offers enhanced security and surveillance capabilities for both residential and commercial spaces. Lastly, the Digital Thermometer provides accurate and quick temperature measurements for various purposes, ensuring the well-being of individuals. With these advanced products, Dienmern helps customers address their unique needs effectively and efficiently.

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Multi-function Decibel Meter & dust monitor 6 in One
It is multi-function sound level Decibel Meter & dust monitor 6 in One.It combines Laser sensor and advanced acoustic sensor,real-time monitoring PM2.5/10/1.0,decibel (noise), temperature and humidity on its LCD screen.
Air Quality Detector New Industrial
It is a handheld CO2 Monitor 3 in One equipped with advanced Infrared ( NDIR ) sensor to allow real-time monitoring of carbon dioxide (CO2), temperature and humidity on its LCD display.it is portable, allows you to carry the Handheld CO2 Detector wherever needed with ease. The simple and intuitive operation interface and clear button settings make it effortless for even novice users to get started. Just turn it on and start measuring, with real-time display of CO2 concentration,temperature, humidity, enabling you to stay informed of the environmental conditions at all times. When the carbon dioxide (CO2) concentration exceeds the standard ,it will sound an alarm to remind you to take corresponding safety measures.
Portable New Carbon Dioxide Quality Detector
This product is a 3-in- one CO2 Meter equipped with advanced Infrared( NDIR ) sensor real-time monitoring of Carbon dioxide (CO2), temperature
and humidity on its display. When the CO2 concentration reaches the alarm value,then the monitor will trigger a danger alarm,you can adjust the
ventilation system reasonably, improve indoor air quality.
The small and exquisite body design makes it convenient for you to carry around. Whether placed in a pocket, backpack, or in a car, it can be checked anytime, anywhere. Whether traveling, on a business trip, or in a newly renovated house, it can become your caring air quality guardian,safeguarding your health.
Portable Alcohol Detector LCD Display
It adopts advanced sensor technology, which can quickly and accurately detect alcohol content.Intelligent and convenient, easy to operate, one click operation,easy to get started. Compact and portable, easy to detect at any time, exquisite and compact design, convenient for you to carry around.
Whether it's after a gathering, before a social event, or during daily travel, self testing can be done anytime and anywhere, providing you with an extra layer of security.
Portable CO2 Quality Detector
This product is a CO2 Meter 3 in One that detects Carbon dioxide(CO2),Temperature and Humidity. It is using Infrared (NDIR)sensor real-time monitoring of Carbon dioxide (CO2) with temperature and humidity on its display. If the CO2 concentration reaches 1000 PPM , the monitor will trigger a danger alarm.
CO Detector Industrial
It is a mini carbon monoxide detector that uses advanced sensor technology to quickly and accurately detect the concentration of carbon monoxide in the air.
Wall Mounted Multi-Gas Detector With LED Display
It is a wall mounted air quality monitor with a unique appearance,which can perfectly match whether in the living room, bedroom or office.It is equipped with high-precision sensors ,accurately detect PM2.5, CO2,temperature and humidity indicators .It is with the 3-color emoji symbols, that visually display the concentration of CO2 and PM2.5. Through a clear and intuitive large screen, real-time air quality data is displayed, allowing you to see changes in the surrounding environment at a glance.When the CO2 concentration exceeds the standards, the detector will immediately sound an alarm to remind you to take timely measures such as ventilation.
Portable Digital PM2.5 Air Quality Detector
This product is a simple air quality detector that detects Particulate Matter PM2.5,Temperature and Humidity.It combines laser dust air sensor with a built-in fan to allow real-time monitoring of PM2.5 ,temperature and humidity on its display.
Household Use Portable PM2.5 Quality Detector
In a world filled with fine particles, changes in air quality are often difficult to detect, while the presence of dust can pose potential threats to health
and the environment. This mini dust detector, with its small and exquisite posture and excellent precision detection ability, has become your reliable
assistant in safeguarding air quality.
Handheld Alcohol Tester
It adopts advanced sensor technology to ensure that every measurement accurately reflects the alcohol concentration in your body. Whether drinking in moderation or in large quantities, it can provide accurate and precise results, allowing you to have a thorough understanding of your own condition.
Decibel Noise Meter 3 In One
This product is a sound level decibel noise meter 3 in One.It adopts advanced acoustic sensors and precise measurement technology,real-time display noise,temperature and humidity on its LED screen.
PM2.5 Quality Detector LED Display
This product is a simple air quality detector that detects Particulate Matter PM2.5,Temperature and Humidity.It combines laser dust air sensor with a built-in fan to allow real-time monitoring of PM2.5 ,temperature and humidity on its display.
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Factory Address : 1st-2th-3th-4th-5th-6th Floor, Building 1, No. 13 Lefeng Fourth Road, Henglan Town, Zhongshan City, Guangdong Province China


office Address :703, Building A, Fenghuang Zhigu, No. 50, Tiezai Road, Gongle Community, Xixiang Street, Shenzhen City, Guangdong Province China

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Contact person: Grace Tan 
Tel: +86-0755-2912-8682
E-mail:sales@Langder.com
             sales01@hotgooo.cn
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