What is the rated power of the device?

The rated power is 0.4W for the buzzer and 0.7W for vibration.

High-Precision Handheld Security Detector Electronic Metal Detector for School Station and Hotel Security Instrument

Name: High-Precision Handheld Security Detector Electronic Metal Detector for School Station and Hotel Security Instrument
Brand: Shenzhen Langdeli Technology Co., Ltd.
SKU: 2168041905

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 to ensure effective security alerts.

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 and sustained use.

Versatile Application: Suitable for airports, stations, schools, hotels, and museums for security testing.

OEM and Customization: Supports custom logo, packaging, manuals, stickers, and software language display.

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

Professional Manufacturer: Established in 2013 with strong R&D team and independent private designs.

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:How about OEM or custom services?

We support custom logo printing, custom packaging, custom manuals in multiple languages, custom stickers, and customized software such as changing standard values or language display.

Q:What certificates do your products include?

Our products include CE, ROHS, MSDS, UN38.3, PSE, and ISO9001 certifications.

Q:What products does your factory produce?

We produce multi-function air quality monitors, CO2 meters, ozone detectors, NH3 detectors, weather stations, decibel meters, alcohol testers, multimeters, radon detectors, Geiger detectors, and electromagnetic detectors.

Q:What is the delivery time?

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 take 30 days.

Q:What is the operating frequency of the detector?

The operating frequency of the metal detector is 25kHz.