What are the delivery times for samples?

Samples and mini orders are delivered within 1-2 working days after payment.

What platforms are supported?

It supports Keelin platform, mobile APP, and customer platforms with multiple protocols.

What is the GPS positioning accuracy?

GPS accuracy is 5-15 meters depending on the signal strength.

Vehicle GPS Tracker with Geo-Fence Alarm (TK121)

Name: Vehicle GPS Tracker with Geo-Fence Alarm (TK121)
Brand: Shenzhen Eelink Communication Technology Co., Ltd.
SKU: 732958005

Guangdong, ChinaShenzhen Eelink Communication Technology Co., Ltd.

US$23.00

1-999 Pieces

US$18.00

1,000+ Pieces

Product profile

Customization

Available

Screen Size

No Screen

Use

Automotive

Model NO.

tk121

Certification

CCC

Warranty

1 Year

Model Number

Tk121

Catalogue

GPS Tracking Device

Network

GSM Frequency

850/900/1800/1900MHz

Working Voltage

12VDC/24VDC/36VDC

Dimension

85.8(L)X30.6(W)X10.8(H)

Locating Mode

GPS Lbs

Tracking Platform

Website, Mobile APP,SMS

GPS Positioning Accuracy

5-15m (Depend GPS Signal)

Optional Accessory

Relay

Application

Car, Bus, Truck

Relay Function

Cut off Oil/Engine

Over Speed Alarm

Yes

Geo-Fence Alarm

Yes

3-Axis Accelerometer

Yes

Transport Package

Standard Package

Specification

CE, CCC

Trademark

keelin

Origin

Shenzhen, China

HS Code

8526911000

Production Capacity

1, 200, 000PCS/Year

Key features

Advanced Geo-Fence Alarm: Supports up to 8 geo-fences with enter, cross, and exit alerts for vehicle safety.

Wide Voltage Input: Operates on 6-36V DC, compatible with 12V, 24V, and 36V vehicle systems.

Multi-Mode Positioning: Combines GPS, A-GPS, and LBS for precise tracking with 5-15m accuracy.

Remote Engine Cut-Off: Relay function allows remote control of oil and engine via GSM network.

Comprehensive Alarm System: Includes vibration, collision, falling, power disconnect, and low battery alarms.

Real-Time Tracking & Playback: Uploads data via GPRS for live tracking and historical route playback.

Customization Support: Extensible GPIO ports and firmware upgrades available for specific needs.

Global Quad-Band Support: Compatible with 850/900/1800/1900MHz frequencies worldwide.

Company profile

Shenzhen Eelink Communication Technology Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2004-06-05 CertifiedNearest Port: ShenzhenAverage Response Time: ≤24h CertifiedTerms of Payment: T/T, PayPal, Western Union CertifiedInternational Commercial Terms(Incoterms): FOB

AI-Powered supplier vetting

SummaryShenzhen Eelink Communication Technology Co., Ltd. is a China-based trading company established in 2004 and focused on GPS tracking products. The supplier reports a Shenzhen manufacturing location, three production lines, annual GPS tracker output of 1,200,000 pieces, and stated order lead times within 15 working days in both off-peak and peak seasons. Its export activity is substantial, with export sales representing 71%–90% of total sales and markets in South America, Europe, and North America. The company describes capabilities in software, hardware, industrial design, Internet platforms, smartphone applications, and customized product development. However, no supplier management-system certifications are reported, and the available information does not provide verifiable customer names or specific customer projects. Some personnel data is inconsistent across slices, so engineering scale should be treated cautiously.

Supplier typeThe supplier is explicitly identified as a trading company and a limited company, engaged in electrical and electronics commerce. It also reports a manufacturing plant and production lines, indicating that its operations include production-related activity despite the stated trading-company classification.

CertificationsThe supplier’s certification of management systems is explicitly listed as NIL. This is direct evidence that no management-system certification is reported in the provided information.

After-Sales capabilityThe supplier explicitly states a commitment to customer satisfaction through quality products and after-sale service. It also describes support through an Internet platform and smartphone application for its GPS trackers, but no detailed service process, response standard, or service coverage is provided.

Financial creditThe supplier has operated since 2004, began exporting in 2004, reports export sales of 71%–90% of total sales, and serves South American, European, and North American markets. These facts support operational continuity and international trading experience, although the provided information does not establish payment history, audited financial strength, or creditworthiness.

R&D capabilityThe company describes technology-focused development involving software, hardware, industrial design, Internet platforms, smartphone applications, and GPS trackers. It also states that it can develop new designs, but the available information does not provide specific patents, certifications, or independently verified innovation results.

Production capacityThe supplier reports a 733.6 m² manufacturing plant, three production lines, annual GPS tracker output of 1,200,000 pieces, and lead times within 15 working days during both off-peak and peak seasons. These stated figures provide explicit evidence of production capacity and delivery capability for GPS tracker products.

Customization capabilityThe supplier explicitly states that it can address specific customer needs and complete requirements involving new designs, quality, and large production. Its stated software, hardware, and industrial-design capabilities further support customization, although no specific customization case or technical scope is detailed.

Product Q&A

Q:What is the warranty period?

All models come with a one-year warranty covering maintenance costs.

Q:Can the device be customized?

Yes, we offer customization for GPIO ports, firmware, and specific applications.

Q:How many geo-fences can be set?

The device supports setting up to 8 geo-fences with different alarm types.

Q:What is the input voltage range?

It supports a wide input voltage range of 6-36V DC.

Q:Does it support remote engine cut-off?

Yes, with the optional relay, you can remotely cut off oil or power.

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