What are the rating levels for CO2 concentration?

350-400ppm (outdoor), 400-1000ppm (well-ventilated), 1000-2000ppm (inadequate/sleepy), 2000-5000ppm (stagnant/headache), >5000ppm (severe hypoxia risk).

Super Large Screen Multi-Functional Gas Analyzer Carbon Dioxide Meter CO2 Pm2.5 Air Quality Detector 1 Year Warranty

Name: Super Large Screen Multi-Functional Gas Analyzer Carbon Dioxide Meter CO2 Pm2.5 Air Quality Detector 1 Year Warranty
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 2085177495

Guangdong, ChinaShenzhen Langdeli Technology Co., Ltd.

US$45.00

1-99 Pieces

US$40.00

100-999 Pieces

US$37.00

1,000+ Pieces

Sample price:US$45.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

DM1307

Brand

Dienmern

Customized

Portable

Non Portable

Certification

CE, RoHS

Gas

CO2&Pm2.5

Type

Large Screen CO2 Pm2.5 Detector

Product Name

CO2 Pm2.5 Gas Detector

Size

365*230*40mm

Color

White

Weight

530g

CO2 Techonlogy

Infrared ( Ndir)

Resolution

1ppm

Detecting Gas

CO2 Pm2.5

Material

ABS

Certificate

CE RoHS

Transport Package

Neutral Packaging

Specification

42cm*25cm*6cm

Origin

China

HS Code

9027100090

Key features

Multi-Function Detection: Detects CO2, PM2.5, Temperature, and Humidity with high precision.

Customization Support: Supports OEM, ODM, OBM, logo printing, and custom packaging.

Wide Application Range: Suitable for industrial, agricultural, residential, and public spaces.

1-Year Warranty: Comprehensive 12-month warranty coverage for peace of mind.

Portable Design: Compact size 365*230*40mm, weight 530g, easy to install.

Certified Quality: CE, RoHS, MSDS, and UN38.3 certified for safety and compliance.

Professional Manufacturer: Established in 2013 with strong R&D and private design patents.

Flexible Charging: Mini USB charging with optional adapters for US, Europe, etc.

Company profile

Shenzhen Langdeli Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2013-05-17Nearest Port: shenzhenAverage Response Time: ≤9.71hTerms 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 test indices are included for the air quality monitor?

It detects CO2 (using Infrared NDIR sensor), Temperature, and Humidity. It is suitable for industrial, agricultural, and residential environments.

Q:How to charge the device?

It uses a mini USB port charging line included in standard accessories. Adapters (US, Europe, etc.) are available at extra cost.

Q:Do you support OEM or custom services?

Yes, we support OEM, ODM, OBM. Customizations include logo printing, custom packaging, multi-language manuals, stickers, and customized software settings.

Q:What certificates does the product include?

The product includes CE, RoHS, MSDS, and UN38.3 certificates.

Q:What are the common application fields for this monitor?

Used in industrial/agricultural plants, greenhouses, homes, offices, schools, hotels, malls, hospitals, and places producing/using CO2 gas.