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signal well. And Red LED flash once means the location has been uploaded to the server.
4. Call the tracker or send SMS “LOCATE*123456” or “URL*123456” to the tracker, the tracker will reply
the tracker location with text description or Google map link by SMS.
5. This tracker can auto configure APN & GPRS user name & password, if the auto configuration is not
right, the tracker can not visit internet, so the tracker location can not update on the server, and the red LED
will flash twice, then you need send SMS to tracker to change the APN & GPRS manually, please send SMS
“CHECK*123456” to tracker to check the APN auto configuration, call the tracker SIM card supplier to confirm
the APN & GPRS is right. Send “APN*123456*apnname” and “USERNAME*123456*username*password” to
tracker can change the APN & GPRS setting, please refer the following for detail.
Tracker Setting Command
1. Add / Delete / Check authorized number:
The authorized phone number is used to send alarm information by SMS, or use mobile phone to locate
the tracker without platform, if the authorized phone number is not set, then the alarm information can not send
to user by SMS (alarm, battery low, SOS, etc). The Add command please see “Basic Locate Operation &
Setting”.
Add authorized phone number
Send SMS“ADDPHONE*123456*A*number”(Not including the quotation marks “ ”, Number means the
telephone number you want preset, the following is same) to tracker is OK, “ADDPHONE” is a command;
“123456” is password; “A” is authorized number location, every tracker have 3 authorized phone number
locations, A and B, and C, so you can set 3 phone numbers, if the add operation is success, the tracker will
send back the information ”Add Preset Phone OK”, if the password is not right, the operation is fault, the
tracker will send back information “Wrong Password”.
Delete authorized phone number by SMS
Send SMS “DELETEPHONE*123456*A” to the tracker, “DELETEPHONE” is a command; “123456” is
password; “A” is authorized phone number location, there are 3 locations “A” and “B” and “C”; if the delete
operation is success, the tracker will send back the information ”Delete Preset Phone OK”, if the password is
not right, the operation is fault, the tracker will send back information “Wrong Password”.
Check authorized phone number by SMS
Send SMS “CHECKPHONE*123456” to tracker, “CHECKPHONE” is a command; “123456” is password;
if the operation is success, the tracker will send back the information “Preset Phone
A:13987654321;
B:13876543210; C:13765432100 , the phone number is just an example. if the password is not right, the
operation is fault, the tracker will send back information or “Wrong Password”.
2. Change / Check Tracker Password
