What is the internal battery capacity?

The internal battery capacity is 150mAh at 3.7V.

What network frequencies are supported?

It supports 2G GSM frequencies: 850/900/1800/1900MHz.

What are the dimensions of the device?

The dimensions are 79mm * 38mm * 16mm.

2g Voice GPS Device Car Vehicle Tracking Sos Call Mini Relay GPS Tracker

Name: 2g Voice GPS Device Car Vehicle Tracking Sos Call Mini Relay GPS Tracker
Brand: Shenzhen Qianfeng Communication Equipment Co., Limited
SKU: 2272036445

Guangdong, ChinaShenzhen Qianfeng Communication Equipment Co., Limited

US$12.57

10-99 Pieces

US$11.19

100-499 Pieces

US$9.99

500-999 Pieces

US$9.13

1,000-4,999 Pieces

US$8.51

5,000+ Pieces

Sample price:US$13.00/piece.Request sample

Product profile

Screen Size

No Screen

Use

Automotive

Certification

RoHS, CE

Model NO.

QM111B

Warranty

1 Year

Placement

Portable, Windshield, Dashboard

Track View

PC, Ios APP, SMS Coordinate, Android APP

Model Number

Qm111b

Working Voltage

9-90V DC

Internal Battery Capacity

150mAh(3.7V)

GSM Module

Mc20

Packing

100 Sets/CTN

Weight

12 Kg/CTN

Transport Package

Carton

Specification

80*34*17mm

Trademark

Qianfeng

Origin

Shenzhen Guangdong

HS Code

85269110

Production Capacity

50000pieces/Month

Key features

Multi-Mode Positioning: Supports GPS, Beidou, AGPS, and LBS for accurate location tracking.

Compact Mini Design: Small dimensions of 79mm*38mm*16mm and lightweight at 43.2g.

Wide Voltage Range: Operates on 9-90V DC, suitable for various vehicle electrical systems.

Built-in Battery: Equipped with a 150mAh internal battery for backup power.

Multiple Alerts: Features vibration, burglar, overspeed alerts, and geo-fencing.

Certified Quality: Products are RoHS and CE certified for safety and compliance.

Flexible Installation: Portable design allows placement on windshield or dashboard.

Real-Time Monitoring: Track via PC, iOS/Android APP, or SMS coordinates.

Company profile

Shenzhen Qianfeng Communication Equipment Co., Limited

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤5.88h

AI-Powered supplier vetting

SummaryThe supplier is presented as a smart-product and GPS/antenna manufacturer with stated experience in R&D, production, sales, PCBA solutions, and customized products. It reports three R&D engineers, recent new-product development, ODM and broad customization services, and documented design inputs, outputs, reviews, verification, and validation. CE certification is stated, while associated factories reportedly hold ISO 9001 and products reportedly pass CE, FCC, IC, and RoHS. After-sales technical support and complaint-handling procedures have records. Production scale is indicated for ceramic antennas, but the quality-control equipment quantity is stated as zero, creating a significant disclosed limitation. Financial credibility cannot be assessed because the provided financial entries only identify years and no financial figures are available. Customer evidence includes OEM service for known brands and a 50%–80% repeat-buyer preference, but no Fortune 500 cooperation.

Supplier typeThe supplier is described as a professional smart-products company involved in R&D, production, and sales, with products and solutions covering GPS trackers, antennas, PCBA, vehicle electronics, security, telematics, IoT, and related applications. This supports classification as a technology product manufacturer and solution provider rather than a trading-only supplier.

CertificationsCE certification is explicitly stated for product compliance and sustainable-development/product certification. The company description additionally reports that associated factories pass ISO 9001 and products pass CE, FCC, IC, and RoHS; however, the provided material does not identify certificate numbers, validity periods, or direct ownership for every certification.

After-Sales capabilityTechnology engineers are responsible for providing technical support for after-sales service. The supplier also reports clear, followed procedures and records for corrective and preventive actions and customer complaints, providing explicit evidence of a structured service-response process.

R&D capabilityThe supplier reports three R&D engineers, new products during the past year, R&D responsibilities covering technology support and new-product development, and available design input/output, review, verification, and validation documentation. Its stated history of R&D and customized PCBA, smart products, and antenna solutions supports an active innovation capability, although no SDK is available.

Production capacityThe company describes production activities and reports ceramic-antenna capacity of 2,000K per month, while its associated factories are said to have ISO 9001. However, the quantity and size of quality-control test equipment is explicitly recorded as zero, indicating a disclosed weakness in quality-control infrastructure despite the stated production capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, and supports customized products and services for client research and production. It also provides ODM service, demonstrating broad stated customization coverage.

Client casesThe supplier states that it provides OEM services for known brands and reports a 50%–80% repeat-buyer preference. The company description also references products used across navigation, vehicle electronics, security, aviation and military, telematics, IoT, smart home, and wearable-device applications; however, it reports no cooperation with Fortune 500 companies and provides no named customer cases.

Product Q&A

Q:What is the warranty period for this GPS tracker?

We provide a 1-year warranty for this device.

Q:What is the working voltage range?

The working voltage is 9-90V DC.

Q:Does this device support mobile apps for tracking?

Yes, you can track via PC, iOS APP, Android APP, or SMS coordinates.

Q:What is the positioning accuracy?

The positioning accuracy is less than 5 meters.

Q:What certifications does this product have?

The product is certified with RoHS and CE.

Send Inquiry

*To: