TK003 GPS Tracker
By gps tracking device In Blog On June 3, 2025


With the connection of the relay, there are 3 ways to cut off engine:
- SMS command
- APP: Login APP-Setting-Cut Fuel-Fill in login password
- WEB:Login WEB-Command-Cut Fuel-Fill in login password
TK003 uses GT06 protocol, which is a common protocol and widely supported by all the world GPS Tracking Softwares, like Wialon, GPS-SERVER or GPSWOX.
To setup the device at Wialon, the command is: SERVER,0,193.193.165.165,20281,0#
Once ACC detection wire is detected, there are 2 ways to have engine on alarm:
- SMS alert when the vehicle engine turns on
- Call alert when the vehicle engine turns on.
All alerts shall be sent to the admin number.
Order:
Please contact us by confirming required quantities, and share with us your shipping details. We shall issue invoice. Payment is accepted by Paypal, Western Union and Paypal.
Ship:
1 If you have your own agent, we shall ship to your agent.
2 For samples, we ship by DHL mostly. 5 to 7 days to arrive. We can also ship by other cheap ways, however it may take 20 to 50 days to arrive.
3 For bulk orders, over 45KG, we ship by Air. Air is much cheaper than DHL.
After order, we shall create you and ADMIN account at our GPS tracking platform. Full access and control. You can monitor and track all your fleet with one account. As well, you can create subaccount for your clients or the different departments.
TK003 Features:
- Realtime tracking by web and APP
- Power tamper alarm by SMS and call
- Shock alarm by SMS and call
- Engine cut off with a relay
- ACC ON alarm by SMS and call
- Geo-fence alarm by web and APP
- Over-speed alarm: vehicle driving speed is above preset speed value.
- Engine idle alarm: the engine is on but the vehicle does not move.
- History traces playback by Web and APP
- Report: Historical Location Report, Travel Report, Park Report, Alarm Report.
TK003 GPS Tracker Specifications:
| Content | Specs. |
| Dim. | 77*28*15mm |
| Network | GSM/GPRS |
| Frequency | 850/900/1800/1900 MHz |
| GPS chipset | Quectel M20 high sensitivity chip |
| Location accuracy | <10 meters CEP |
| Time To First Fix(open sky) | Cold status <35s Hot status <1s |
| Working voltage | 9-90VDC |
| GPRS Protocol | TCP/IP |
| Operating temp. | -20°C to +70°C |
| Consumption | 5mA~50mA |
TK003 GPS Tracker SMS Commands:
| Functions | SMS Command Format | Command Reply |
| Restart | RESET# | RESET OK. |
| APN setup | APN,cmnet,,#
APN,cmnet,aaa,bbb# |
APN:cmnet,aaa,bbb |
| Map Link | URL# | http://maps.google.com/maps?q=+22.601862,+113.832383 |
| Status Check | STATUS# | Battery:4.23V;GPRS:Offline;GSMSignal Level:25;ACC:OFF;GPS:OFF;Defense:ON; |
| Fuel control | RELAY,1# (Cut off fuel)
RELAY,0# (Resume fuel) |
RELAY 1 OK
|
| GPRS interval set | TIMER,T1,T2#
T1=10~60 secs, ACC ON. T2=30~1800 secs, ACC OFF |
Send: TIMER,30,300#
Reply: TIMER ACC ON:30s,ACC OFF:300s |
| Shock alarm ON | SENALM,ON,M#
M=0, GPRS alarm M=1, SMS+GPRS alarm M=2, GPRS+SMS+Call alarm |
Send: SENALM,ON,2#
Reply: SENALM:ON,2 |
| Shock alarm OFF | SENALM,OFF# | SENALM:OFF |
| Tamper alarm ON | POWERALM,ON,M,T1,T2#
M=0, GPRS alarm M=1, SMS+GPRS alarm M=2, GPRS+SMS+Call alarm T1=2~60 second T2=1~3600 second |
Send: POWERALM,ON,2,10,10,#
Reply: POWERALM:ON,2,10,10
T1: tamper lasting time T2: minimum charging time |
| Tamper alarm OFF | POWERALM,OFF# | POWERALM:OFF |
| Speed alarm ON | SPEED,ON,B,C,M#
B=5~600 secs C=1~255 km/h M=0, GPRS alarm M=1, SMS+GPRS alarm M=2,GPRS+SMS+Call |
Send:SPEED,ON,10,120,1#
Reply:SPEED:ON,10,120,1 |
| Speed alarm OFF | SPEED,OFF# | SPEED:OFF |
| ACC ON alarm | ACCALM,ON,M#
M=1, SMS M=2, Call M=3, SMS+Call |
Send:ACCALM,ON,2#
Reply:ACCALM:2,OK |
| ACC ON alarm OFF | ACCALM,OFF# | ACCALM,OFF OK |
| Set Admin number | CENTER,A,TEL# | CENTER,A,15012440563# |
| Delete number | CENTER,D# | CENTER Del OK |
TK003 GPS Tracker Relay Connection
Relay is connected to cut off vehicle engine or power in case of emergency. Relay has 12V and 24V.

TK003 History Playback
Tk003 is widely tested and solar popularly in Ethiopia, Kenya, Nigeria, Uganda, Ghana, Sierra Leone, Zambia, Tanzania and Chile etc. Below are some screenshots of the devices, from which we can see the traces look great. No Jump, No straight line, No cross houses or roads, and each turn is recorded as well. We shall share more. A good history plabyack traces can prove the device good performance while doing live tracking of vehicles.
Chris From South Africa
TK003 is one of the best gps tracker i have used in market. I have used devices from Bofan,Meitrack,Eelink,etc.Considering price and function, I strongly suggest TK003 and GPSPOS tracking software.
Marry From Kenya
We were buying UniGuard gps tracker since 2019, we bought both wired GPS tracker TK003 and wireless tracker UM666. Our clients are banks and insurance companies. Both devices help our clients a lot and win us many businesses.
Michael From Ethiopia
I have been knowing Uniguard since 2015. We cooperated with them all the time till now. Problems do happen in GPS tracker. They solve it fast and finally help us win the clients back.
UM552 GPS Tracker is CE Approved. CE UM552



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