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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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Digital mini thermometer
It is an intelligent desktop temperature and humidity meter that clearly displays the current time, monitors and accurately displays the ambient
temperature and humidity in real time, records the maximum and minimum values of temperature and humidity, helps you fully understand the magnitude of environmental changes, and provides important references for your life and work.It supports Tuya WiFi and can be connected to a mobile phone to view
temperature and humidity data anytime, anywhere. Even when not at home, it can remotely monitor the environmental conditions at home,making care seamless.It is not only a measuring tool, but also an essential product for improving your quality of life and pursuing a comfortable environment.
Wall Mount Decibel Meter & Time Clock with WiFi
This product is a sound level decibel noise meter 5 in One.It adopts advanced acoustic sensors and precise measurement technology,real-time display noise, time,temperature and humidity on its LED screen.
Wall Mount sound level Decibel Meter 4 in one
This product is a sound level decibel noise meter 4 in One.It adopts advanced acoustic sensors and precise measurement technology, real-time display noise, time,temperature and humidity on its LED screen.
Wall Mount Decibel Meter
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.
Nuclear Radiation Geiger Detector
It is a radiation dose alarm instrument also called Geiger Muller counter,built-in high sensitivity Geiger tube as a detector, mainly used for monitoring the radiation of x, y and hard beta rays in various radioactive workplaces, with fast response and wide measurement range.
Multi-function Air quality monitor 9 in One
This product is a multifunctional air quality detector that detects Formaldehyde (HCHO), Total Volatile Organic Compounds (TVOC),Particulate Matter
Mini Metal CO2 Air Detector
It is a carbon dioxide detection instrument made of metal material,built in high-quality Infrared ( NDIR ) sensor to allow real-time monitoring of carbon dioxide (CO2), temperature and humidity on its display.Accurate measurement technology and reliable data display allow you to easily understand the changes in carbon dioxide in the air. By monitoring the concentration of carbon dioxide,you can adjust the ventilation system reasonably, improve
indoor air quality, and create a healthy and comfortable environment for you and others.
Metal CO2 Air Detector
It is a carbon dioxide detection instrument made of metal material,built in high-quality Infrared ( NDIR ) sensor to allow real-time monitoring of carbon dioxide (CO2), temperature and humidity on its display.Accurate measurement technology and reliable data display allow you to easily understand the changes in carbon dioxide in the air. By monitoring the concentration of carbon dioxide,you can adjust the ventilation system reasonably, improve
indoor air quality, and create a healthy and comfortable environment for you and others.
MINI CO2 Meter 3 in one
This product is a CO2 Meter 3 in One that detects Carbon dioxide (CO2),Temperature, and Humidity. it combines Infrared (NDIR) sensor real-time monitoring of Carbon dioxide (CO2) with temperature, and humidity on its display.It is with the 3-color emoji symbols, which visualizes the CO2 air quality. if the CO2 concentration reaches the(set) all-alarm value, then the monitor will trigger a danger alarm.
Mini CO2 Meter 3 in one  Carbon dioxide (CO2) temperature humidity
This product is a CO2 Meter ,it combines Infrared (NDIR) sensor real-time monitoring of Carbon dioxide (CO2), temperature, humidity on its display. It is with the 3-color emoji symbols that visually display the concentration of CO2. if the CO2 concentration reaches the(set)all-alarm value, then the monitor will trigger a danger alarm.Its 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.
Mini CO2 Meter Color LED Screen Display
It is a CO2 Meter built in Infrared (NDIR) sensor real-time monitoring of Carbon dioxide (CO2),temperature,humidity on its display.It is with the 3-color symbols, which visualizes the CO2 level. when the CO2 concentration reaches the alarm value, then the monitor will trigger a danger alarm. Its 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.
CO2 Meter
It is an advanced CO2 Meter built in high-quality Infrared ( NDIR )sensor to allow real-time monitoring of carbon dioxide (CO2),temperature and humidity.
Accurate measurement technology and reliable data display allow you to easily understand the changes in carbon dioxide in the air.If the CO2 concentration reaches the(set) all-alarm value, then the monitor will trigger a danger alarm.By monitoring the concentration of CO2 ,you can adjust the ventilation system reasonably, improve indoor air quality, and create a healthy and comfortable environment for you and others.
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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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