Can the firmware be updated remotely?

Yes, the device supports OTA (Over-The-Air) functions, allowing firmware upgrades without physical access to the unit.

What is the working voltage range?

The working voltage range is +10.0 to +60VDC, making it suitable for both cars and large trucks.

How many waypoints can the data logger store?

The built-in data logger can store up to 8000 waypoints for historical tracking and analysis.

4G Obdii GPS Tracker LTE & M1 Real-Time Vehicle OBD Plug Connector APP Tracking (DI)

Name: 4G Obdii GPS Tracker LTE & M1 Real-Time Vehicle OBD Plug Connector APP Tracking (DI)
Brand: Topten Electronics Technology Limited
SKU: 915865285

Guangdong, ChinaTopten Electronics Technology Limited

US$50.00

1-99 Pieces

US$42.00

100-999 Pieces

US$41.00

1,000-2,999 Pieces

US$40.00

3,000+ Pieces

Sample price:US$50.00/piece.Request sample

Product profile

Customization

Available

Screen Size

No Screen

Use

Automotive, Hand Held

Model NO.

TK428-KH

Certification

RoHS, CE

Warranty

1 Year

Working Voltage

+10.0 ~+60VDC

Inside Backup Battery

Rechargeable 3.7V 250mAh Li-ion Battery

Weight of The Main Unit

73G

Working Temperature

-20 ~ 85c

Ignition Alarm

Yes

Humidity

0 ~ 95%

Anti-Tamper

Yes

Support

4G/3G/2g

Receiving Ways

56 Channels

Receiving Sensibility

-162dBm

Positioning Mode

Auto 2D/3D

Transport Package

Neutral Packing

Specification

5.4*5.1*2.8cm

Trademark

TOPTEN

Origin

China

HS Code

8512301200

Production Capacity

50000PCS/Month

Key features

Plug & Play OBD-II Design: Compatible with all vehicles featuring OBD-II connectors and CAN-BUS systems.

4G/LTE/M1 Connectivity: Supports 4G, 3G, and 2G networks with 56 receiving channels for reliable tracking.

Comprehensive Alarm System: Includes over-speed, vibration, power failure, engine on, turn-over, and trailer alarms.

Real-Time CAN-BUS Data: Transmits battery voltage, RPM, speed, fuel consumption, and error codes via GPRS.

Smart Engine Detection: Automatically detects engine ON/OFF status and sends alerts via SMS or call.

OTA Firmware Upgrade: Supports Over-The-Air updates to keep device firmware current without physical access.

Long Data Storage: Built-in data logger capable of storing up to 8000 waypoints for historical tracking.

Wide Voltage Range: Works with 10V-60VDC, suitable for both standard cars and large trucks.

Company profile

Topten Electronics Technology LimitedGuangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2005-01-01Nearest Port: Guangzhou, ShenzhenAverage Response Time: ≤8.41hTerms 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 vehicles are compatible with this tracker?

It is compatible with all vehicles equipped with an OBD-II connector and supports most vehicles with CAN-BUS systems.

Q:Does the device have a backup battery?

Yes, it features an internal rechargeable 3.7V 250mAh Li-ion battery that triggers a power failure alarm if the main power is cut.

Q:What kind of data can be transmitted via GPRS?

It transmits real-time vehicle data (voltage, RPM, speed, fuel, error codes) and driver behavior data (ignition time, idling time, acceleration).

Q:How is the device armed or disarmed?

You can arm or disarm the tracker via SMS commands or by making a phone call to the device.

Q:What alarms are included in this model?

It includes over-speed, movement, engine on, vibration, power failure, acceleration/deceleration, turn-over, and trailer alarms.

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