Can the firmware be upgraded remotely?

Yes, with the new Eelink Protocol 2.0 (TCP/UDP), the firmware can be upgraded remotely (OTA).

What happens if the GPS signal is lost?

The device can store up to 2000 GPS data points in its memory when out of range or in weak signal areas, ensuring data continuity.

Does it support OEM/ODM services?

Yes, Eelink offers OEM and ODM services to meet specific customer requirements for GPS trackers or temperature beacons.

4G Best Selling Model with Real Time Tracking Device and Remotely Control (TK419)

Name: 4G Best Selling Model with Real Time Tracking Device and Remotely Control (TK419)
Brand: Shenzhen Eelink Communication Technology Co., Ltd.
SKU: 2041983235

Guangdong, ChinaShenzhen Eelink Communication Technology Co., Ltd.

US$45.00

1-999 Pieces

US$39.00

1,000+ Pieces

Sample price:US$45.00/piece.Request sample

Product profile

Customization

Available

Screen Size

No Screen

Use

Automotive

Model NO.

TK419

Certification

FCC

Warranty

1 Year

Model Number

Tk419

Catalogue

GPS Tracking Device

GSM Frequency

850/900/1800/1900MHz

Network

4G LTE FDD/Tdd, 3G WCDMA, 2g GSM GPRS

4-Pin Interface

Power, Acc, Relay

Sos Cable Function

Sos

Waterproof

IP65

Relay Function

Cut off Oil

Battery Capacity

140mAh

Working Voltage

9-72 V DC

Application

Fleet Management

Module

Ublox

Protocol

TCP or UDP

Data Package

Location Data, Alarms Data, Report Data

GPS Tracking System

PC,APP

Transport Package

Standard Package

Specification

PCBA, Plastic cover

Trademark

Keelin

Origin

Shenzhen, China

HS Code

8526911000

Production Capacity

1, 200, 000PCS/Year

Key features

Long Standby External Battery: Supports 5200mAh external battery for extended working time when disconnected from car power.

4G LTE Global Network: Supports 4G LTE FDD/TDD, 3G WCDMA, and 2G GSM for worldwide usage.

Real-Time Fleet Tracking: Pin-point location accuracy with real-time monitoring on PC and mobile APP.

IP65 Waterproof Design: Dustproof and waterproof performance suitable for harsh vehicle environments.

Remote OTA Upgrades: Firmware can be upgraded remotely via Eelink Protocol 2.0 (TCP/UDP).

Comprehensive Alarm System: Includes SOS, G-sensor, GEO-fence, speed, and power disconnect alarms.

Data Storage in Blind Areas: Logs up to 2000 GPS data points when signal is weak or out of range.

Wide Voltage Input: Works with 9-72V DC input, compatible with various vehicle electrical systems.

Company profile

Shenzhen Eelink Communication Technology Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2004-06-05 CertifiedNearest Port: ShenzhenAverage Response Time: ≤18h 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:Does this GPS tracker support external batteries?

Yes, the TK419 supports an external 5200mAh battery. When disconnected from the car battery, the external battery powers the device to extend working time and recharges when connected to the car battery.

Q:What network bands are supported?

It supports 4G LTE FDD/TDD, 3G WCDMA, and 2G GSM GPRS. Specific LTE bands include B1/B2/B3/B4/B5/B7/B8/B28 and TDD B40.

Q:Can I track the vehicle in real-time?

Yes, it provides real-time tracking with pin-point accuracy. You can view locations on Google Maps via PC web page or mobile APP.

Q:What is the warranty period?

All models come with a one-year warranty. We bear maintenance costs during the warranty period after strict quality checks.

Q:Is the device waterproof?

Yes, the TK419 has an IP65 waterproof and dustproof rating, making it suitable for various environmental conditions.