How accurate is the location tracking?

The location accuracy is less than 10 meters.

What payment methods are accepted?

Accepted payment types include T/T, L/C, and PayPal in currencies like USD, EUR, and CNY.

Who manufactures this GPS tracker?

We are a manufacturer based in Guangdong, China, with our own R&D team and assembly factory.

1 Year Warranty Waterproof Tracker with Low Battery Alert J16 GPS Tracker

Name: 1 Year Warranty Waterproof Tracker with Low Battery Alert J16 GPS Tracker
Brand: Shenzhen Qianfeng Communication Equipment Co., Limited
SKU: 1958527031

Guangdong, ChinaShenzhen Qianfeng Communication Equipment Co., Limited

US$13.55

2-499 Pieces

US$12.25

500-999 Pieces

US$11.43

1,000-4,999 Pieces

US$10.85

5,000+ Pieces

Sample price:US$13.59/piece.Request sample

Product profile

Screen Size

No Screen

Use

Automotive

Certification

RoHS, CE

Model NO.

QS111R

Warranty

1 Year

Placement

Portable, Windshield, Dashboard

Model Number

QS111r

Internal Battery Capacity

150mAh(3.7V)

GSM Module

Simcom A7670SA

Transport Package

Carton

Trademark

Qianfeng

Origin

Shenzhen Guangdong

HS Code

85269110

Production Capacity

50000pieces/Month

Key features

Multi-Mode Positioning: Supports GPS, Beidou, and LBS for high-precision location tracking under 10m accuracy.

Comprehensive Alerts: Features vibration, disconnection, overspeed, and low battery alerts for real-time monitoring.

Wide Voltage Range: Operates on 9-95V DC, suitable for various automotive electrical systems.

Compact & Portable: Small dimensions (79x32x18mm) allow flexible placement on dashboard or windshield.

Fast Start-Up: Average hot start under 5 seconds and cold start under 32 seconds for quick tracking.

Robust Connectivity: Equipped with SIMCom A7670SA GSM module supporting 4G+2G networks.

Quality Assurance: Pre-production samples and final inspections ensure consistent product quality.

Certified Safety: Products are RoHS and CE certified, ensuring compliance with international standards.

Company profile

Shenzhen Qianfeng Communication Equipment Co., Limited

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤5.80h

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 tracker?

The product comes with a 1-year warranty covering mechanical defects.

Q:What are the placement options for the device?

The tracker is portable and can be placed on the dashboard or windshield.

Q:Does the tracker support oil cut-off functionality?

Yes, oil cut-off/resume is available as an optional feature, but a relay is required.

Q:What is the battery capacity of the internal battery?

The internal battery has a capacity of 150mAh at 3.7V.

Q:What networks does the tracker support?

It supports 4G+2G networks with FDD bands B1/B2/B3/B5/B8/B28/B66.

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