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Handheld CO2 Meter Infrared Gas Analyzer LCD Screen Historical Data Buzzer Alarm Data Export Download for Hcho Tvoc Detection
US$45.00
2-99 Pieces
US$42.00
100-499 Pieces
US$41.00
500-999 Pieces
US$39.00
1,000+ Pieces
Sample price:US$45.00/piece.Request sample
Product profile
Customization
AvailableAfter-sales Service
YesWarranty
1 YearModel NO.
DM509MBrand
DienmernCustomized
CustomizedPortable
PortableCertification
CE, RoHSGas
CO2/Pm2.5Type
Electrochemical Gas AnalyzerProduct Name
Multi-Function Air Quality DetectorMaterial
ABSDisplay
LCD ScreenCO2 Technology
Infrared ( Ndir )Temperature Unit
Switch Between Celsius and FahrenheitPm2.5 Detection Range
0-999 Ug/M&Sup3CO2 Detection Range
400-5000 PpmPower Supply
Rechargeable Li-Battery 2000mAh Including USBTransport Package
Neutral BoxSpecification
164*74*26MMOrigin
Shenzhen, ChinaHS Code
9027100090Key features
Multi-Parameter Detection: Monitors CO2, PM2.5/10/1.0, HCHO, TVOC, temperature, humidity, and AQI in real-time.
Data Storage and Export: Built-in storage for historical data with easy export and download capabilities for trend analysis.
Infrared CO2 Technology: Uses advanced Infrared (NDIR) technology for accurate CO2 detection within 400-5000 ppm range.
Portable Design: Compact handheld device made of ABS material, measuring 164*74*26MM, ideal for mobile use.
Customizable Product: Offers customized options for product name, material, and display to meet specific client needs.
Lifetime Warranty Service: Provides a one-year warranty with lifetime service support for all customers.
Professional Manufacturer: Produced by Langdeli Technology with 10 years of experience and professional R&D team.
CE and RoHS Certified: Products meet international safety standards with CE, RoHS, FCC, and ISO9001 certifications.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2013-05-17Nearest Port: shenzhenAverage Response Time: ≤11.83hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, FCA
AI-Powered supplier vetting
SummaryLangdeli Technology Co., Ltd. is identified as a China-based manufacturer/factory specializing in testing instruments, including air-quality monitors, gas detectors, radiation monitors, and related devices. The supplier reports 10 years of manufacturing experience, its own factory and production facilities, more than 10 production lines, an ISO 9001 management-system certification, and 6–10 R&D engineers and quality-control staff. It also states that its products hold CE, RoHS, PSE, and FCC certifications and that it has invention and utility-model patents. The supplier claims customized solutions, strategic partnerships with large companies, broad institutional and enterprise usage, and sales and after-sales service capabilities. However, the provided information does not establish independent verification of these claims, detailed financial strength, or specific customer names and project outcomes.
Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and describes itself as a professional testing-instrument manufacturer with its own factory, production workshop, and office buildings. Its stated product scope includes air-quality monitors, gas detectors, radiation monitors, and other testing instruments.
CertificationsThe supplier reports ISO 9001 certification for its management system and states that its products have passed CE, RoHS, PSE, and FCC certifications. These are explicit certification claims, although the provided slices do not include certificate numbers, validity dates, or issuing-body verification.
After-Sales capabilityThe supplier states that it has a comprehensive sales team and channel system capable of quickly responding to customer needs and providing professional pre-sales consultation and after-sales service. The evidence supports the existence of a stated service structure, but does not provide service-level metrics, response times, warranty terms, or repair arrangements.
R&D capabilityThe supplier identifies itself as a high-tech enterprise, reports a professional R&D team, emphasizes technological innovation, and claims multiple invention and utility-model patents. It also reports 6–10 years of combined R&D-engineer experience, providing explicit positive evidence of innovation resources and activity.
Production capacityThe supplier states that it operates its own factory and production workshop, has advanced production equipment, and runs more than 10 production lines. It also reports 6–10 quality-control staff, indicating established production and quality resources, although actual capacity, output, and utilization are not specified.
Customization capabilityThe supplier explicitly states that it provides customized testing-instrument solutions and maintains R&D, production, and sales capabilities for testing instruments. This supports customization capability, but the slices do not specify customization scope, engineering lead times, minimum order quantities, or examples of completed customized products.
Client casesThe supplier reports strategic partnerships with multiple large companies and says its products are used by government agencies, environmental-protection departments, health-supervision departments, food enterprises, and other fields. These statements indicate broad claimed application and customer exposure, but no customer names, order details, or independently verifiable case studies are provided.
Product Q&A
Q:What parameters does this device detect?
A:
It monitors CO2, PM2.5/10/1.0, formaldehyde (HCHO), TVOC, temperature, humidity, and Air Quality Index (AQI).
Q:Can I export the historical data?
A:
Yes, the device has built-in storage to record data continuously, allowing for easy export and download to analyze trends.
Q:What is the detection range for CO2?
A:
The CO2 detection range is 400-5000 ppm using Infrared (NDIR) technology.
Q:Is the product customizable?
A:
Yes, we accept customized OEM/ODM orders, including options for product name, material, and display.
Q:What is the warranty period?
A:
We provide a one-year warranty and lifetime service for our products.
Send Inquiry
*To:
Shenzhen Langdeli Technology Co., Ltd.
Shenzhen Langdeli Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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