What is the delivery time for orders?

Delivery takes 1-3 days if in stock, 5-10 days for small out-of-stock orders, and 20-30 days for customized or bulk orders.

Do you accept OEM or ODM customization?

Yes, we accept customized OEM/ODM orders and have our own factory for independent production.

What payment methods do you accept?

We accept T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Western Union, Cash, and Escrow.

CO2 Pm2.5 Pm10 Formaldehyde Tvoc Monitor with Data Export Download/Alarm

Name: CO2 Pm2.5 Pm10 Formaldehyde Tvoc Monitor with Data Export Download/Alarm
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 1950116911

Guangdong, ChinaShenzhen Langdeli Technology Co., Ltd.

US$45.00

2-499 Pieces

US$38.00

500-999 Pieces

US$36.00

1,000+ Pieces

Sample price:US$45.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

DM509

Product Name

Multi-Function Air Quality Detector with Data Stor

Product Size

164*74*26mm

Material

ABS

Color

Black+Orange

Display

LCD Screen

CO2 Technology

Infrared ( Ndir )

Temperature Unit

Switch Between Celsius and Fahrenheit

Pm2.5 Detection Range

0-999 Ug/M³

CO2 Detection Range

400-5000 Ppm

Power Supply

Rechargeable Li-Battery 1500mAh Including USB Cha

Hcho Detection Range

0.001-1.999mg/M³

Tvoc Detection Range

0.001-9.999mg/M³)

Transport Package

Neutral Box

Specification

164*74*26MM

Trademark

Dienmern

Origin

Shenzhen, China

HS Code

9027100090

Production Capacity

50000 Pieces/Year

Key features

10-in-1 Air Quality Monitoring: Detects CO2, PM2.5/10/1.0, HCHO, TVOC, AQI, Temp, Humidity, and O2.

Data Storage & Export: Stores up to 90 records and exports data to PC via USB for analysis.

Real-Time Alarm System: Triggers alarms when air quality exceeds healthy ranges, including O2 at 1000ppm.

Long Battery Life: Built-in 1500mAh rechargeable lithium battery with USB charging support.

Multi-Language Display: LCD screen with switchable temperature units (Celsius/Fahrenheit) and color indicators.

Professional Manufacturer: 10 years experience, own factory, and multiple patents in testing instruments.

Global Certifications: Products certified with CE, RoHS, FCC, PSE, ISO9001, and UN38.3.

Lifetime Warranty Service: Provides one-year warranty and lifetime technical service for all customers.

Company profile

Shenzhen Langdeli Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2013-05-17Nearest Port: shenzhenAverage Response Time: ≤15hTerms 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.