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TK103 vehicle GPS tracker truck GPS tracker gps tracker motorcycle

FOB Price: US $1 - 35.5 / Set Get Latest Price
Min.Order Quantity: 1 Set/Sets Sample is available
Supply Ability: 1000 Set/Sets per Week
Port: Shenzhen
Payment Terms: T/T,Western Union,Paypal
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Quick Details

Gps Tracker
Screen Size:
Live Tracking.ACC.Engine Control
Place of Origin:
Guangdong China (Mainland)
Brand Name:
Model Number:
12 Months
900/1800MHz or 850/1900MHz
Voltage range:
DC 9-32V
GPS Accuracy:
10m (2D RM)
External Antennas

Packaging & Delivery

Packaging Detail: 7 Pin power cord *1 Relay*1 Battery*1 GPS antenna *1 GSM antenna*1 SOS Button *1 User Manual *1 GR.WT.: 545g Size: 19*10*5.8cm
Delivery Detail: under 100 pcs 1-2 days, 100+ pcs within 1 week


TK103 GPS tracker
1.Remote engine power & oil off
2.Remote monitoring
3.SOS GPS tracker
4.Voice intercom

TK103 vehicle GPS tracker truck GPS tracker gps tracker motorcycle












Input Voltage

DC 9-24V

Operating Temperature


GSM Frequency

GSM 850/900/1800/1900MHz

Operation mode 

Working Based on existing GSM/GPRS network and GPS satellites.

Positioning Accuracy

10 meters, 2D RMS





-GPS&GSM Quad-band Real-time Tracking & location and history track    


-External Microphone realize remote monitoring

-External SOS button and alarm and speakers

-External Relay realize remote engine power & oil off 
-Alarm function: Speeding, Vibration, Geo-fence and illegal shift Alarm by

   real-time SMS

-Built-in battery (support overtime standby & alarm when Electricity

   Cutting or lower power)

-ACC mode
-Firmware Auto recovery function

-OBDII interface simply installation(optional)

-IOS, Android APP software in set, also support WeChat tracking on line



Delivery time

Sample can be ready in 1-2days,small order can be ready in 2-5 days,big order will depend on the quantity




1 set


DHL,UPS,Fedex,EMS,or by sea.

Payment term

We accept T/T,Western union,Paypal


Installation Instructions


Please Note:

Power off before SIM card operations;

Please make sure that the SIM card has enough credit;

Special GPRS data SIM Card suggested (GSM network only);


Please Note:

Any metal heat shield layer or heating layer will reduce the signal of GPS, it may cause GPS function failure, please adjust the installation place;


Terminal wiring Instructions


Yellow  AAC detection wire,the ACC wire shall connected with the ACC switch, the terminal will decide vehicle status by ACC status, engine on or engine off, also determines the terminal data upload time interval, engine on status: 15seconds, engine off status: 5 minutes;


Engine control relay wiring

Oil pump relay connections: ignition coil with small white wire (85) and small yellow wire (86), small white wire (85) connects with the vehicle power source negative end, small yellow wire (86) connect with the terminal relay control wire;

The controlled vehicle oil pump, cut the oil pump positive wire, the oil pump positive end shall connect with the thick green wire (87a) which is the normally closed end, the another end connect with the relay public end the thick green wire (30);


SOS wire (2 pin)

Connect with the external SOS switch button, used in emergency case for help;


Loudspeaker wire (2 pin)

Connect with the external vehicle speaker, with a microphone, it can make 2 ways phone calls, or send voice alarms when theft behavior was detected;


MIC wire (2 pin)

Connect with external microphone, used in voice monitoring case or phone calls;


After finished all wires connection, please connect with the power supply;


Hidden installation, please choose original main power wire, a fuse block (2A protective tube) on the red wire end will protect the terminal from short circuit;


Terminal Operations



Start-up: insert the SIM card, turn on back-up power supply, the terminal will start up;

Shut-down: disconnect power plug, take out the SIM card, the terminal will shut down;


Terminal parameters settings

All beginning letters in each parameters’ commands shall use upper-case letters, all punctuations shall be English punctuation, only part of commands will reply.

By sending enquiry commands to the terminal, corresponding contents will be replied.

Commands shall be sent by the bound cellphone number.


Cellphone SIM Card Number Binding

After the terminal start up normally, please bind your cellphone number first, alarms will send to this bound number.

Send SMS: *ZC#terminal password# Cellphone SIM card number#Terminal SIM card number#

Initial password is 000000, command start with *

e.g.: *ZC#000000#15888185569#12345678922#


Password Modification

Send SMS: *MP#Previous terminal password#new terminal password#

(6 numbers)

e.g.: *MP#000000#987654#

Initial password is 000000, new password is 987654

No Spaces


Get Terminal Position by SMS

Send SMS: DW to terminal, it will reply the terminal current geography location

e.g.: south east 30 meters, ABC company, Meilong Rd, Shenzhen, Guangdong Province


Google Address Link

Send SMS: GOOGLE to terminal, it will reply the terminal current geography location link http://maps.google.com/maps/?f=q&hl=en&&q=31.237395,121.390373333333;S=0;D=2012-5-23 12:00:00;D=0


Please note: the default time is Greenwich time, actual time needs to add your time zone number

e.g.: enquiry time is 12:00:00, Chinese time is 20:00:00 (+ 8 hours)


Engine Control

When the vehicle was stolen, the administrator can send Cut-off Engine command via the live tracking monitoring system, Under the conditions of safe driving, the command will trigger the relay to cut off power of oil pump to stop the engine, and it can’t be re-start the engine without restore engine command.

To secure the safety of vehicle, the terminal shall in valid GPS signal status, also speed under 20km/h or still status to cut off engine.

After the theft alarm dismissed, send restore engine command via live tracking monitoring system will trigger relay to restore the power of oil pump, the vehicle will able to start up.


Cut off Oil pump power

Send SMS: DYpassword to terminal, and reply: Config ok


Restore Oil pump power

Send SMS: TYpassword to terminal, and reply: Config ok


Intial password is 000000

e.g.: DY000000,TY000000


Alarm Method Settings

Send SMS to set the alarm method:

KC0 : Close all arlms;

KC1 : SMS alarm;

KC2 : Phone call alarm;

KC3 : SMS+Phone call alarm;


Vibration Alarm

Default Alarm status:

Park still status (ACC): Vibration Alarm On;

Driving Status (ACC): Vibration Alarm Off;


Send SMS: SF to turn on vibration alarm;

Send SMS: CF to turn off vibration alarm;


Movement Alarm

Movement Alarm on when the vehicle is at vibration alarm on status.


Turn Off SMS Command: *MVALMOFF#000000#

Turn On SMS Command: * MVALMON#000000#

Condition Set SMS Command: *MVALM#000000#Speed#Vibration Times#


E.g. *MVALM#000000#3#10#

3: Speed>=3km/h & 10 time vibration detected, then movement alarm triggered.


SOS Alarm

Any emergency case happens, press the SOS button for 3 seconds, trigger the SOS emergency help alarm, the terminal will call the bound cellphone number repeatedly, in nobody answers case, it will ring max 3 times, at meantime, the terminal will upload SOS alarm information to live tracking monitoring system.


Main Power Cut-Off Alarm

After the terminal main power been cut, it will automatically trigger power cut off alarm, it will send a main power cut off alarm SMS to bound cellphone, and meanwhile upload the alarm information to live tracking monitoring system.

SMS e.g.: Alarm main power failure, Please pay attention!


Voice Monitoring

Send SMS: JT to the terminal

The terminal will call back and the administrator will able to monitor the voices.


Phone Calls

Bound cellphone calls the terminal, after it gets through, the administrator can talk with the driver via the loudspeaker and microphone connected with the terminal.


Live Tracking Monitoring Platform

Web Address:



Demo Account: Demo

Demo Password:123321

Cluster User Account

English Version


End User

Account: Last 10 digits of IMEI



English Version


If you already have a login account and password information, you can login our platform directly, or please contact your distributor and ask them to open you an account and provide you the password.


Input the address link in your computer browser, input the account and password, then login to your service platform.

About the use method of platform, please ask your distributor for Service Platform User Manual.


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YuLongDa (Hong Kong) Technology Co., Ltd. has been developing wireless products for years.

8 years ago, we developed the first Made-in-China 3G USB module, leading in the market. 5 years ago, we were devoted to GPS industry. Now we have products including GPS trackers and LBS trackers for vehicle, motor, personal, pet, etc.

Notice: We have some changes in HR, below list sales people have left our company: Anson Chen, Lisa xie, Daniel Cao. They won't represent our company more for any ... View detail

Basic Information

Product/Service (We Sell): GPS Tracker,GPS software,Phone Software,Fleet Management,GPS Antenna  
Number of Employees: 101 - 200 People  

Trade & Market

Main Markets: Domestic Market
South Asia
Southern Europe
Western Europe
Mid East
North America
South America
Total Annual Sales Volume: Above US$100 Million  
Export Percentage: 71% - 80%  

Factory Information

Factory Size (Sq.meters): 1,000-3,000 square meters  
Factory Location: Floor 5, Building D, No. 7, East Of Shangxue Technology Garden, Xuexiang Community, Bantian Street, Longgang Dist., Shenzhen, Guangdong. China  
Number of Production Lines: 9  
Number of R&D Staff: 21 - 30 People  
Number of QC Staff: 5 - 10 People  
Contract Manufacturing: OEM Service Offered   Design Service Offered   Buyer Label Offered  

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Verified Supplier - Shenzhen Yulongda Technology Ltd.
China (Mainland) | Contact Details
Experience: Established 2013 , 8 years OEM

Communicate with Supplier:

Ms. Lexi Lee
Ms. Lexi Lee:
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