4G OBD WiFi GPS Tracker VT400

Model No: VT400

VT400 is an intelligent 4G LTE OBD car tracking device integrated with Wi-Fi, and GPS. With a highly sensitive GPS chipset along with an integrated GPS antenna and multiple OBD II protocols support, it can be installed in almost all the vehicles (Car, Truck & Van) manufactured after 1996. Built-in 3-axis accelerometer allows motion detection and detects driver behavior such as cornering, hard braking, speed and real-time location.



car location tracking device


  • High accuracy location
  • support 4G network
  • Real-time location
  • History route
  • Geo-fence
  • Trips (Single trip and day/week/month)
  • OBD real-time data (default was closed)
  • Multi-alarm
  • Vehicle detect


  • signal icon
    Quad band GSM/GPRS frequencies 850/900/1800/1900 MHz
  • chip icon
    Internal superior sensitivity MTK chipset
  • installation icon
    OBDII connectivity, easy to install
  • driving icon
    Internal 3-axis accelerometer for motion detection and driving behavior analysis
  • battery-status icon
    Build-in backup battery with long standby time
  •  antenna icon
    Internal GSM/GPS antenna
  • high-voltage-icon
    Wide operating voltage range 8V to 28V DC
4g obd

ThinkRace Technology is the leading OBD car tracker manufacturing company which provides promising car tracking solution to B2B customers. For safe and quick vehicle data transmission, our tracking device uses MQTT/TLS security protocol. We also provide ODM/OEM/JDM solution with customized mobile app & web platform service. VT400 GPS tracking devices for automobiles is very helpful for car rental companies, fleet management companies, UBI insurance, and other auto companies.


Basic parameters

GSM Specifications

Frequency 850/900/1800/1900MHz
GPS Chipset MTK3337
Receive Frequency 1575.42MHz
Acquisition Sensitivity -145dBm
Tracking Sensitivity -160dBm
TTFF(Open Sky) Cold start:< 30s
Hot start:< 2s

General Specifications

Power < 1.2W
Dimensions 59*49*23mm
Weight 45g
Operation Temp -30℃~70℃
Flash 16M bit
Electric Current Operation Current:50mA;
Sleep Current:8mA
Air Discharge 10kv
Transmit Protocol TCP/UDP

How it works

Step 1

Download the APP

Step 2

Install to the car

Step 3

Drive and data collection

Step 4

Receive and analysis the report

Check your vehicle data on phone or web

It is the best GPS tracker for car that locates your vehicle
in real-time. The tracking device even monitors your vehicle
health and share the report directly on your mobile device or computer.

Easy to install and maintain

GPS monitor for car turns most vehicles into a smart vehicle.
Just plug the device into your vehicle’s OBD-II port and start tracking it.

To get more information about 4G OBD WiFi GPS Tracker VT400 dealership & partnership policies and for placing bulk order inquiries, please contact.