What is the working voltage range?

The device works with a voltage range of 10V to 60VDC.

Does it support firmware updates?

Yes, it supports OTA (Over-The-Air) function for firmware upgrades.

What is the warranty period?

The product comes with a 1-year warranty.

on Sale Free Installation 4G OBD II GPS Tracker with Remote Diagnostics Function (TK428-BE)

Name: on Sale Free Installation 4G OBD II GPS Tracker with Remote Diagnostics Function (TK428-BE)
Brand: Topten Electronics Technology Limited
SKU: 1999007535

Guangdong, ChinaTopten Electronics Technology Limited

US$40.00

1-9 Pieces

US$36.00

10-99 Pieces

US$35.50

100+ Pieces

Sample price:US$40.00/piece.Request sample

Product profile

Customization

Available

Screen Size

No Screen

Use

Automotive

Model NO.

TK428-BE

Certification

RoHS, FCC, CE

Warranty

1 Year

Receiveing Sensibility

-162dBm

Posotion Accuracy

<=10m(Open Area)

Position Mode

Auto 2D/3D

Hot Start

1 Sec Average

Warm Start

2 Sec Average

Cold Start

40sec Average

Working Voltage

10 ~60VDC

Size of Main Unit

54.0*51.5*28.5(mm)

Inside Backup Battery

Rechargeable 3.7V 350mAh Li-ion Battery

GSM Frequencies

Quad-Band: 850MHz/900MHz/1800MHz/1900MHz

Receiving Ways

56 Channels

Positioning Accuracy

<=10m (Wide-Open Area)

Speed Accuracy

<=0.2m/S (Wide-Open Area)

Transport Package

Neutral Packing Box in English

Specification

73g

Trademark

TOPTEN(we offer OEM)

Origin

Guangzhou China

HS Code

8512301200

Production Capacity

500000 PCS/Month

Key features

Remote Diagnostics Function: Reads ECU data including speed, RPM, fuel consumption, and DTC codes via CAN-BUS.

Plug & Play Design: Compatible with all vehicles having OBD-II connectors and supports most CAN-BUS protocols.

Comprehensive Alarm System: Includes vibration, power failure, engine ON, movement, over-speed, turn-over, and crash alarms.

Smart Engine Detection: Automatically detects engine ON/OFF status and sends alerts in arming mode.

High Capacity Data Logger: Stores up to 8000 waypoints for detailed tracking history.

Wide Voltage Range: Operates on 10V-60VDC, suitable for both cars and large trucks.

OTA Firmware Upgrade: Supports over-the-air firmware updates for continuous improvement.

Backup Battery Protection: Features an internal rechargeable 3.7V Li-ion battery for power failure alarms.

Company profile

Topten Electronics Technology LimitedGuangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2005-01-01Nearest Port: Guangzhou, ShenzhenAverage Response Time: ≤7.94hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, EXW

AI-Powered supplier vetting

SummaryGuangzhou Topten Electronics Factory is a China-based limited company established in 2024, with 16 employees, a 200 m² manufacturing facility, and two production lines. It offers extensive customization, produces GPS trackers, GSM car alarms, and related security products, and reports CE compliance. The supplier states that finished products receive 100% inspection and that raw materials are traceable, although another record says finished products are checked by packing staff. Export activity is substantial at 90% of total sales, but the stated export experience is only one year. The supplier reports one R&D engineer, no new products launched in the previous year, no Fortune 500 collaborations, and only limited repeat-buyer preference. Evidence regarding after-sales capability and financial credibility is insufficient.

Supplier typeThe supplier is identified as Guangzhou Topten Electronics Factory, a Chinese limited company established in 2024 and operating in Guangdong. Its stated business covers electronics, security products, automotive accessories, and related industrial categories; a separate trade record names TOPTEN ELECTRONICS TECHNOLOGY LIMITED, indicating an associated or related entity, but the exact legal relationship is not fully established.

CertificationsThe supplier explicitly reports CE product compliance and describes production according to the ISO9001:2000 quality management system. However, the slices do not provide certificate numbers, issuing bodies, validity dates, or the specific products covered, so the evidence confirms stated certification/compliance but not its scope or current validity.

R&D capabilityThe supplier reports one R&D engineer and one year of R&D experience, while also stating that no new products were launched in the previous year. This provides explicit evidence of limited documented innovation output and a very small R&D resource.

Production capacityThe supplier operates a 200 m² facility with two production lines and reports 16 total employees, with stated order fulfillment within 15 working days in both peak and off-peak seasons. It also reports 100% finished-product inspection and raw-material traceability, although the separate statement that packing staff check finished products suggests that the inspection process and staffing structure require verification.

Customization capabilityThe supplier explicitly lists customization from samples, customization from designs, flexible and minor customization, and full customization. Its product scope includes GPS trackers, GSM car alarms, vehicle security products, and related tracking devices, supporting relevance to customized electronics and security-product requirements.

Client casesThe supplier states that it has not collaborated with Fortune 500 companies. The available trade record shows one transaction and one associated buyer name, while the repeat-buyer preference is reported at 10%–30%; these details provide limited customer evidence but do not demonstrate a strong portfolio of verified customer cases.

Product Q&A

Q:What data can the tracker read from the vehicle?

It reads ECU data such as speed, RPM, odometer, fuel consumption, harsh acceleration, harsh brake, DTC codes, and driver behavior data via CAN-BUS.

Q:Is the installation difficult?

No, it features a plug & play design compatible with all cars having an OBD-II connector.

Q:How does the tracker send location and data?

It supports tracking via SMS or GPRS, allowing users to track by command, time interval, or mobile SMS.

Q:What alarm types are supported?

It supports vibration, power failure, engine ON, movement, over-speed, turn-over, and acceleration/deceleration alarms.

Q:Can I view the location on a map?

Yes, you can check the location directly using a Google Maps URL.

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