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Car Vehicle GSM GPS OBD2 Tracker GPS306b, OBD Data OBD II Web Software & Mobile Phone APP Tracking no box

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Quick Details

Warranty: 1 Years
Place of Origin: Guangdong China
color: Black
Use: Automotive
Place of origin: guangdong ,China
use: Hand Held
Model Number: GPS306B
type: gps tracker
Brand Name: haodaytc
I/O: 1SOS, 1 Power
Type: GPS Tracker
GPS sensitivity: -159dBm
SIM Card frequency: 850/900/1800/1900MHZ
Network: GSM/GPRS
sensor: Tremble sensor
Use for: car/vehicle
Packaging Detail: Standard export packing
Selling Units: Single item
Single package size: 18X15X8 cm
Single gross weight: 0.5 KG
Shenzhen Haoday Technology Co., Ltd.
Gold Supplier
Manufacturer, Trading Company, Distributor/Wholesaler
Response Time
On-time delivery rate
US$ 8,000+
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Car Vehicle GSM GPS OBD2 Tracker GPS306b, OBD Data OBD II Web Software & Mobile Phone APP Tracking no box   


Internal microphone for listen in, support 16000 data record in flash memory

SOS, Over Speed, Geo-fence, GPS  Blind Area, Low battery Alarm

Real-time GPS Tracking Device

Request OBD data by SMS,set mileage,fuel tank volume,vehicle maintenance notice,

Installs In Seconds-Plug  Into Vehicle OBD  Port

Powered by Vehicle - 200mA Internal backup battery

setup & Manage Unit Remotely Online

2.4G attendance management

SOS button for urgently help

Get street name from cell phone by http link of google maps






1.GPS306B is a GPS vehicle tracker with OBD II (On Board Diagnostics II) 

functions, which can achieve vehicle positioning, tracking and anti-theft, vehicle examination and fault diagnosis. With standard OBD II plug.


2.GPS306B/TK306B can be easily and quickly installed. Builtin battery provides  with sufficient backup power. When is being removed, it will send alert notification to mobile 

devices or servers.  


3.GPS306B/TK306B is suitable for all private cars and other vehicles with OBD II plug.


4.Protocol compatibility


The product supports existing OBD protocol:


 SAE J1850 PWM

 SAE J1850 VPW

 ISO 9141-2

 ISO 14230-4 (KWP2000_5BPS)

 ISO 14230-4 (KWP2000_FAST)

 ISO 15765-4 (CAN500_11BIT)

 ISO 15765-4 (CAN500_29BIT)

 ISO 15765-4 (CAN250_11BIT)

 ISO 15765-4 (CAN250_29BIT)



5.GPS306B/TK306B Apply to all vehicles which has OBD II (include,but unlimit with the following models) 

· US-produced gasoline vehicles are sold after 1996,all Chinese domestic car are sold after 2003;

· European gasoline vehicles are sold after 2001 or are produced after 2000, Diesel vehicles are sold after 2004 or are produced after 2003.


New function:


1. 2.4G attendance Management (ONLY for GPS306B/TK306B)

   With the built-in 2.4G transmitter module, model B can work with attendance managementcenter for automatic attendance

     management for vehicles.

    The content to be sent by the 2.4G transmitter module can be configured, and default content is the tracker’s IMEI,

    e.g, send “carid+password+space+YB888888” to tracker device, it will set the license number as the message . 

   “YB888888”is the license number, it should be combinationof character and numbers, less than 15 byte.

2. Configure how OBD data to be sent to server center 

3. Request for OBD data by SMS

Send sms command “Obdmsg+password” to gps device, below information will be returned: 

863070010034246  15 digital IMEI No.

T: 05/21/13 15:25:50 Time

ODO:            Accumulative mileage

FLI:               remaining fuel

AF:                Average Fuel

Dtime:         Driving time

speed:         Speed

Pload:         Power load

TEMP:         Water temperature

ATP              Throttle percentage

RPM             Engine speed

BAT              battery voltage

DTC             diagnostic trouble code


For “Cumulative mileage, remaining fuel, average fuel consumption”, tracker will identify intelligently and display

 it if vehicle protocol supports, otherwise, no “ODO, FLI” in the message.

If it supports “cumulative mileage”, then you can set the travelled mileage; if it supports “remaining fuel”, 

then you can set fuel tank volume.

The “average fuel” means the average fuel consumption of 100km; it will be showed only after driving 10km at least.


4. Set mileage 

5. Set fuel tank volume 

6. Notification of vehicle fault

7. Vehicle maintenance notification


Basic function:


2. Auto track continuously
    a. Track with limited times upon time interval
    b. Track with unlimited times upon time interval
    c. Smart track upon time and distance interval

3. Turning points update automatically
    The tracker will update the positions automatically to web server once the vehicle changing driving direction over

    pre set angle value to form a smooth trajectory consistent with the actual road, this function is only effective in GPRS mode.

4. GPS drift suppression
    The GPS data stop updating if vehicle is not moving and latitude and longitude always keep same, and GPS data updates automatically           when  vehicle is moving.

5. Exact street address   
    Note: You must set up the APN of your local GSM network for the SIM card in tracker first before using this function.

6. Location based service (LBS)/Cell-ID locating
Note: This feature can be used normally in most areas according to the signal of GSM network. It may not be available in some areas.

7. Check the Vehicle State
8. Check IMEI
9. Terminal (local) Time Setting

10. Voice Monitor

11. Data Logging
12. Data Load
13. Forward the third parties’ message
14. Set up arm/disarm by SMS

15. ACC alarm

16. Sleep Mode
       a. Sleep by time 

       b. Sleep by shock sensor 
  c. Deep Sleep by shock sensor 

17. Reset tracker
18. Geo-fence
19. Multi-area management
20. Movement alert

21. Overspeed alert
22.awake at specific time 

23. Shock Sensor Alarm
24. SOS
25. Low battery alert
26. External Power off alarm

27. GPS blind Spot alert
28. TCP/UDP switch
29. mode between SMS and GPRS 

30. Less GPRS traffic




Web platform  (Not for free!!!)


Package Include:



1*User manual