What power supply does the device use?

It uses a rechargeable Li battery with a capacity of 2000mAh and a rated voltage of DC5V 1A.

What is the product weight and size?

The product weighs 360g (12.6 Oz) and has dimensions of 410*85*45mm (16.1*3.3*1.7 Inches).

What other products does the factory produce?

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

High-Performance Metal Detector with LED Indicators and Vibration Alerts Powered by AA Battery

Name: High-Performance Metal Detector with LED Indicators and Vibration Alerts Powered by AA Battery
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 1952910141

Guangdong, ChinaShenzhen Langdeli Technology Co., Ltd.

US$9.00

5-999 Pieces

US$6.70

1,000-2,999 Pieces

US$6.45

3,000+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

DM239A

Certification

CE, ISO

Customized

Application

Examination Room, Public Area

Alarm Form

Sound and Light Alarm

Material

ABS

Color

Yellow Black

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: Portable metal detector with high accuracy and sensitivity for quick identification.

Dual Alarm Modes: Features both sound and vibration alerts for reliable notification.

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

Wide Application: Suitable for airports, stations, schools, museums, and public areas.

Certified Quality: Complies with CE, ISO, ROHS, MSDS, and UN38.3 standards.

Customization Support: Supports logo printing, custom packaging, manuals, and software changes.

Lightweight Design: Weighs only 360g with dimensions of 410*85*45mm for portability.

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

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 logo printing, custom packaging, multi-language manuals, custom stickers, and software customization such as changing standard values or language display.

Q:What certificates does the product have?

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

Q:What is the delivery time for orders?

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

Q:What is the warranty period?

The product comes with a 1-year warranty.

Q:What is the operating frequency?

The operating frequency is 25kHz.