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mini chip gps tracker for persons and pets gps bracelet personal tracker mini tracker

China Guangdong XYU Technology Co., Ltd certification
China Guangdong XYU Technology Co., Ltd certification
Excellent quality and fast delivery.

—— Victor

Very appreciate for your professional service & higher standard quality control,very happy to know you.

—— Mr Johnifere

Easy to talk with, very professional and fast service, the flag quality is super good. Even better than we ordered from Germany!!

—— Germany Fabian Scherb

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mini chip gps tracker for persons and pets gps bracelet personal tracker mini tracker

mini chip gps tracker for persons and pets gps bracelet personal tracker mini tracker
mini chip gps tracker for persons and pets gps bracelet personal tracker mini tracker

Large Image :  mini chip gps tracker for persons and pets gps bracelet personal tracker mini tracker

Product Details:
Place of Origin: China
Brand Name: BITC
Certification: ISO
Model Number: TK201
Payment & Shipping Terms:
Minimum Order Quantity: Negotiation
Price: Negotiation
Packaging Details: According to customer’s requirment
Delivery Time: 7-15days
Payment Terms: L/C,T/T,Paypal
Detailed Product Description
High Light:

satellite personal tracker


global pet finder gps pet tracker

mini chip gps tracker for persons and pets gps bracelet personal tracker mini tracker


1 Summary

Working Based on existing GSM/GPRS network and GPS satellites, this product can locate and monitor any remote targets by SMS or GPRS.


2 Applications

l         Vehicle rental / Fleet management etc

l         Protect child / the old / the disabled / pet etc

l         Provide peace-of-mind for businessmen

l         Manage personnel

l         Track criminals secretly


3 Hardware Descriptions




4 Specifications




51(L)x46(W)x17(H) mm






850/1800/1900Mhz or 900/1800/1900Mhz or 850/900/1800/1900

GPS chip

SIRF3 chip

GSM/GPRS module

Siemens MC55 or Siemens MC56 or Simcom300 or Simcom340

GPS sensitivity


GPS accuracy


Time To First Fix

Cold status  45s  Warm status  35s  Hot status  1s

Car charger

12—24V  input     5V   output

Wall charger

110-220V  input    5V   output


Chargeable changeable 3.7V 800mAh Li-ion battery



Storage Temp.

-40°Cto +85°C

Operation Temp.

-20°Cto +55°C


5%--95% non-condensing


5 Usages


5.1 SIM card installation

Make sure that there is no call transfer and call display is on, and PIN code off. The SMS message must in Text format, can’t be identified for PDU format.



1 Open the rear cover, and pick out the battery.

2 Push the foil along and turn it left.


5.2 Battery and Charger

Do charge the battery to capacity in 8 -12 hours for first use. Please use the battery and charger provided by the manufacturer. This unit adopts built-in Li-ion battery, and full battery will support around 48 hours use on end. After first use, the battery can be charged fully in 3-5hours.


a: For it’s Li-ion battery, which contains harmful chemicals and may burst, please don’t bump, puncture it violently and keep it off fire.

      b:Please charge the battery in time to keep it working normally.

5.3 Startup

l         Put the SIM card and battery in place.

l         Turn on the unit outdoors by pressing the “on/off” button until the indicator is on.

l         For first use, please initialize the unit and restore it to default setting.( please refer to 5.4 for instruction.)

l         In 10 or 40seconds, the unit will begin to work and acquire the GSM signals as well as the GPS signals. The indicator will keep flashing every 4 seconds when the unit has received the signals, otherwise it will keep on.

l         When this unit receives GPS signals normally, you can use it and do all the following settings.

5.4 Initialization

Send “begin+password” in SMS to the unit, it will reply “begin ok” and initialize all the settings. (default password: 123456)

5.5 Change the password

Send SMS password+old password+space+new password to change the password.


5.5.1Be sure keep the new password in mind, you have to upload the software to restore the original setting in case of losing the new password.

5.5.2Make sure the new password is in 6 digits, or else the tracker can not recognize the password.


5.6 Authorization

There are only 5 numbers able to be authorized.

5.6.1Call the tracker for 10 times, it will make the cell phone number as the authorized number automatically. 

5.6.2Send SMS admin+password+space+cell phone number to set up a authorized number. The other authorized numbers should be set by the first authorized number. If the number is successfully authorized, the unit will reply “admin ok!” in SMS.

5.6.3Send SMS noadmin+password+space+authorized number to delete the authorized number.

5.6.4For roaming purpose, you have to add your country code ahead of the cell phone number, for example, please send admin123456 008613322221111 to tracker to set 13322221111 as an authorized number.

5.7 Real-time polling

5.7.1If there is no authorized number, when any number dials up the unit, it will report a Geo-info; If there is already an authorized number, then it will not respond when an unauthorized number calls it up.

5.7.2When an authorized number dials up the unit, it will hang up and report a real-time Geo-info as below:


Report a Geo-info at 30s intervals to the authorized numbers for 5 times:

5.8.1Set up: Send SMS t030s005n+password to the unit, it will report the Geo-info at 30s intervals for 5 times.(s: second, m: minute, h: hour). The setting must be in 3 digits and at maximum 255 in value.

5.8.2Send SMS t030s***n+password to the unit, it will reply SMS heaps of times

5.8.3Cancel: Send notn+password to delete the “ auto track ”

Remark: the interval must not be less than30s.


5.9 Voice Surveillance

In this mode, the user can dial up the unit to monitor the voice (please refer to 5.10 for instruction).


5.10 Modes switch between “track” and “monitor”

5.10.1.The default mode is “track”.

5.10.2.Send SMS monitor+password to the unit, and it will reply “monitor ok!” and switch to “monitor”mode.

5.10.3. Send SMS tracker+password to the unit, it will reply “tracker ok!” and restore to “track” mode.


5.11 Geo-fence

Set up a geo-fence for the unit to restrict its movements within a district. The unit will send the message to the authorized numbers when it breaches the district.

5.11.1Set up: When the unit stays immobile in a place for 3-10 minutes, the user can Send SMS stockade+password+space+longitude, latitude;longitude, latitude to unit to set the restricted district. In case of breach, it will send SMS “stockade!+geo-info” to the authorized numbers.

Remark : The first longitude& latitude is coordinate of the top left corner of the Geo-fence, while the second longitude&latitude is the coordinate of the bottom right corner. It will alarm one time in each setting.

5.11.2Cancel: Send SMS nostockade+password to deactivate this function.

This function will be out of effect after the unit moves outside the district.


5.12 Movement alert

5.12.1Set up: When the unit stays immobile in a place for 3-10 minutes, the user can send SMS move+password to the unit, then the unit will reply “move ok!”. In case of such a movement, it will send SMS “Move” along with a Geo-info to the authorized numbers. It will alarm one time in each setting.

5.12.2Cancel: Send SMS nomove+password to deactivate the movement alert.

Remark: This function will be out of effect after the unit moves outside the district.


5.13 Over speed alert:

5.13.1Set up: Send SMS speed+password+space+080 to the unit (suppose the speed is 80km/h), and it will reply “speed ok!”. When the target moves exceeding 80 km/h, the unit will send SMS speed+080!+Geo-info to the authorized numbers. It will alarm one time in each setting.

5.13.2Cancel: Send SMS nospeed+password to deactivate the over speed alert

Remark: It is recommended that the speed alarm is set at not less than 50km/h. For below that rate, it may cause the excursion of the GPS signal influenced by clounds etc.


5.14 IMEI checking:

Send SMS imei+password to the unit to check the IMEI number.


5.15 SOS button

Press the SOS for 3 second; it will send “help me! + Geo-info” to all the authorized numbers every 3 minutes. It will stop sending such a SMS when any authorized number reply SMS ”help me!” to the tracker.



5.16 Low battery alert

It begins to alert when it is 3.7V and sends you SMS in 30m interval.

SMS format: low battery+Geo-info.


5.17 Hidden number tracking

When a hidden authorized number calls the tracker, the tracker will reply SMS with the hidden number&Geo-info to all the authorized numbers.

5.17.1Send SMS “hide number” to set up the hidden number.

5.17.2Send SMS “nohide number” to delete the hidden number.


5.18SMS center

5.18.1Send SMS adminsms+password+space+cell phone number to set the SMS center.

If the SMS center is set up, when an authorized number sends SMS to the tracker, the tracker will reply a SMS with Geo-info & authorized number to SMS center.

5.18.2Send SMS noadminsms+password to cancel the SMS center.

Response SMS format: authorized number+Geo-info


5.19 GPRS setting

In order to use GPRS function, the user needs to set IP, Port and APN ( access point name ) by sending SMS commands.

5.19.1Set an IP address and port:

Setup: Send SMS adminip+123456+space+IP address+space+port.

If setup successful, the tracker will reply SMS adminip ok

Cancel: Send SMS noadminip+123456

5.19.2Set APN

Setup: Send SMS apn+123456+space+specify apn.

If setup successful, the tracker will reply SMS “APN ok”.

P.S. The old APN will be invalid when you set a new APN.

As soon as the IP & Port & APN are set up, the user can make a call or send SMS to tracker. The tracker will hand up the telephone and report the coordinates to IP address.

The message sent by tracker to IP address is as following:

Serial number + authorized number + GPRMC + GPS signal indicator + command + IMEI number + CRC16 checksum.

For example, it will send GPS coordinates as below illustrated


6 Cautions

Please comply with the instructions to extend the unit life:

6.1. Keep the unit dry. Any liquid, i.e. rain, moisture, may destroy or damage the inside circuitry.

6.2. Don’t use & store the unit in dusty places.

6.3. Don’t put the unit in overheated or overcooled places.

6.4. Handle carefully. Don’t vibrate or shake it violently.

6.5. Clear the unit with a piece of dry cloth. Don’t clean in chemicals, detergent.

6.6. Don’t paint the unit, this may cause some foreign materials left in between the parts.

6.7. Don’t disassemble or refit the unit.

6.8. Please use the battery and charger provided by manufacturer. Using other batteries and chargers will cause unwanted situation.

6.9. Don’t dismount the antenna randomly, or use other antennas. This may interfere the transmission, and increase the radiation as well.


7 Faults & The solutions



Startup Fail

Check the battery and see if it is fully charged or correctly installed.

Hang up Fail

In existence of an authorized number, an unauthorized number dials up the unit. Please initialize the unit and re-set up he authorized numbers.

Monitor Fail

Check if the authorized number is setup or in the coverage of signals.

Location report in digits of zeros

Don’t use it in the place beyond reach of signals. Place the unit outdoors, especially when starting it up.


Contact Details
Guangdong XYU Technology Co., Ltd

Contact Person: Ms. Lily

Tel: 1578393517

Fax: 86-757-8311557

Send your inquiry directly to us (0 / 3000)