What is the warranty period?

We provide a 1-year warranty with after-sales service support.

What is the measuring range for sound?

The sound measuring range is 30-130dBA with a frequency response range of 31.5Hz - 8.5KHz.

Sound Analyzer Instrument Decibel Meter Rechargeable Lithium Battery 2000mAh

Name: Sound Analyzer Instrument Decibel Meter Rechargeable Lithium Battery 2000mAh
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 2143845835

Guangdong, ChinaShenzhen Langdeli Technology Co., Ltd.

US$23.00

2-499 Pieces

US$17.50

500-999 Pieces

US$16.00

1,000+ Pieces

Sample price:US$23.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

DM219N

Product Name

Digital Decibel Meter

Color

White

Product Weight

208g

Product Size

160.5*90.5*50mm

Measuring Range

30-130dba

Power Supply

Rechargeable Lithium Battery 2000mAh

Transport Package

Neutral Packaging

Specification

160.5*90.5*50mm

Origin

Shenzhen, China

HS Code

9027899090

Key features

4-in-1 Multi-Function: Measures sound, temperature, humidity, and displays noise levels with 6-bar visual indicators.

Portable Design: Compact size (160.5*90.5*50mm) and lightweight (208g) for easy carrying and placement.

Rechargeable Battery: Built-in 2000mAh lithium battery with Type-C charging port for convenient power supply.

Wide Application: Suitable for offices, factories, schools, and hospitals to create peaceful environments.

Certified Quality: Products hold CE, ROHS, PSE, MSDS, and ISO9001 certifications for safety and compliance.

OEM/ODM Support: Supports custom logo, packaging, manuals, and software for personalized branding.

1-Year Warranty: Comprehensive 1-year warranty coverage with after-sales service support.

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.

Product Q&A

Q:What is the accuracy of the decibel measurement?

The accuracy is +/-1.5dBA with a resolution of 0.1 dB.

Q:How do I charge the device?

It charges via a Type-C port using a DC 5V (1A-2A) charging line included in the package. Adapters like US or Europe types are available at extra cost.

Q:Can I customize the product or packaging?

Yes, we support OEM/ODM services including custom logo printing, packaging design, multi-language manuals, and customized software settings.

Q:What is the delivery time for orders?

Standard orders take 2-30 days depending on quantity. Stocked items ship in 1-3 days. Customized bulk orders typically take 20-30 days.

Q:What certifications does the product have?

The product includes CE, ROHS, PSE, MSDS, UN38.3, and ISO9001 certifications.