What are the non-mandatory reference ratings for CO2 levels?

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

Tovc Temperature Humidity Gas Analyzer

Name: Portable Multifunctional CO2 Meter with Pm2.5/Pm10/Hcho/Tovc Temperature Humidity Gas Analyzer
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 2104931435

Guangdong, ChinaShenzhen Langdeli Technology Co., Ltd.

US$56.00

2-99 Pieces

US$51.50

100-499 Pieces

US$49.50

500+ Pieces

Sample price:US$56.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

DM155C

Brand

Dienmern

Customized

Portable

Desktop / Wall Mounted

Certification

CE, RoHS

Gas

CO2/Pm2.5/Pm10/Hcho/Tvoc/Aqi/Temp/Hum

Type

Desktop / Wall Mounted Gas Detector

Product Name

Air Quality Monitor

Detecting Gas

CO2/Pm2.5/Pm10/Hcho/Tvoc

Power Supply

Rechargeable Lithium Battery

Certificate

CE RoHS

Application

Home Office

Color

White

Sensor Type of CO2

Ndir

Sensor Type of Pm2.5

Laser

Display

LCD Display Screen

Material

ABS

Transport Package

Neutral Package

Specification

240*120*24mm

Origin

Shenzhen, China

HS Code

9027100090

Key features

Multi-Gas Detection: Detects CO2, PM2.5, PM10, HCHO, TVOC, AQI, Temperature, and Humidity simultaneously.

NDIR CO2 Technology: Uses Infrared (NDIR) sensor for accurate carbon dioxide measurement.

Customizable Product: Supports custom logo printing, packaging, manuals, stickers, and software settings.

1-Year Warranty: Comes with a standard 1-year warranty and after-sales service coverage.

CE & RoHS Certified: Product meets CE and RoHS safety standards with MSDS and UN38.3 documentation.

Rechargeable Battery: Powered by a rechargeable lithium battery with Type-C charging port.

OEM/ODM Services: Professional manufacturer offering design, private labeling, and custom solutions.

Company profile

Shenzhen Langdeli Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryExport Year: 2013-05-17Nearest Port: shenzhenAverage Response Time: ≤8.44hTerms 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

SummaryShenzhen Langdeli Technology Co., Ltd. is a Chinese manufacturer specializing in high-quality testing instruments with over 10 years of experience. The company holds ISO 9001 certification and has patents indicating strong innovation. It serves both domestic and international markets, exporting a significant portion of its products. Langdeli emphasizes quality and compliance, with products certified by CE, RoHS, PSE, and FCC. The company has robust production capabilities, with more than 10 production lines and an experienced R&D team. It also offers comprehensive after-sales service and custom solutions, leveraging strategic partnerships with large companies.

Supplier typeShenzhen Langdeli Technology Co., Ltd. is a manufacturer or factory based in Guangdong, China, specializing in testing instruments.

CertificationsThe company is ISO 9001 certified and its products are CE, RoHS, PSE, and FCC certified, meeting international safety and quality standards.

After-Sales capabilityLangdeli has a comprehensive sales and channel system, providing professional pre-sales consultation and after-sales service.

R&D capabilityLangdeli is a high-tech enterprise focusing on technological innovation, possessing multiple invention and utility model patents.

Production capacityThe company operates over 10 production lines and has advanced production equipment, supporting strong production capabilities.

Customization capabilityLangdeli provides customized testing instrument solutions through strategic partnerships with large companies.

Client casesProducts are used in government, environmental, health, and food sectors, indicating diverse and recognized customer cases.

Product Q&A

Q:What test indices are included for the air quality monitor?

CO2 (Infrared NDIR sensor), Temperature, and Humidity. Suitable for industrial, agricultural, and residential environments.

Q:How to charge the device?

Uses a mini USB port charging line included in the standard accessories. Adapters (US, Europe, etc.) are available for an extra cost.

Q:Do you support OEM or custom orders?

Yes, we support custom logo printing, packaging design, multilingual manuals, custom stickers (e.g., Amazon FBA), and software customization like changing standard values or language display.

Q:What certificates are included?

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

Q:What are the common application fields?

Industrial plants, greenhouses, homes, offices, hotels, hospitals, shopping malls, airports, and other public places requiring ventilation control and environmental monitoring.