What is the warranty or after-sales support?

As a professional manufacturer with strong R&D, we provide system solutions and product design services. Specific warranty details are not listed, but we support comprehensive customer requirements.

What is the operating frequency of the detector?

The operating frequency is 25kHz.

2025 High-Precision Industrial Metal Detector Electronic Security Check Tester Instrument

Name: 2025 High-Precision Industrial Metal Detector Electronic Security Check Tester Instrument
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 2168026385

Guangdong, ChinaShenzhen Langdeli Technology Co., Ltd.

US$12.00

2-99 Pieces

US$9.30

100-499 Pieces

US$8.50

500-999 Pieces

US$7.50

1,000-2,999 Pieces

US$6.50

3,000+ Pieces

Sample price:US$12.00/piece.Request sample

Product profile

Customization

Available

Material

ABS

Color

Yellow Black

Model NO.

DM239B

Product Weight

360g (12.6 Oz)

Power Supply

Rechargeable Li Battery 2000mAh

Rated Power

Buzzer Power:0.4W Vibration Power:0.7W

Operating Frequency

25kHz

Standby Current

0.003A

Transport Package

Neutral Packaging

Specification

410*85*45mm

Origin

Shenzhen, China

HS Code

9027899090

Key features

High Sensitivity Detection: Provides reliable metal detection with high accuracy and sensitivity for quick identification.

Dual Alarm Modes: Features both sound and vibration alarm modes for effective notification.

Portable and Lightweight: Weighs only 360g with a compact size of 410*85*45mm for easy carrying.

Rechargeable Battery: Powered by a 2000mAh rechargeable Li battery for convenient usage.

Wide Application Scenarios: Suitable for airports, stations, docks, schools, museums, and other security testing needs.

Professional OEM/ODM Support: Supports custom logo printing, packaging, manuals, stickers, and software customization.

Certified Quality: Products hold CE, ROHS, PSE, MSDS, UN38.3, and ISO9001 certifications.

Established Manufacturer: Langder Technology has 10+ years experience with 3000 sqm factory and strong R&D team.

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 customization options are available?

We support custom logo printing, packaging design, multi-language manuals, custom stickers (e.g., Amazon FBA UPC), and software customization such as changing standard values or display languages.

Q:What certificates does the product have?

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

Q:What is the delivery time for orders?

Delivery takes 2-30 days depending on quantity. Stock items ship in 1-3 days, small non-stock orders in 5-10 days, customized orders in 20-25 days, and bulk orders up to 30,000 pcs in 30 days.

Q:What other products does the factory produce?

The factory produces air quality monitors (CO2, PM2.5, etc.), CO2 meters, ozone detectors, NH3 detectors, weather stations, decibel meters, alcohol testers, multimeters, radon detectors, Geiger counters, and electromagnetic detectors.

Q:What are the payment terms?

Payment terms include LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.

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2025 High-Precision Industrial Metal Detector Electronic Security Check Tester Instrument