Forward The Third Parties' Message; Sim Card Balance Inquiry - GPS Tracker GPS303CD User Manual

Specified date Load： Send SMS: "load+ password+ space+ year month
6.16.2
date" to tracker device, it will reply: "load ok" .For Example: send SMS:
"load123456 20110425" to the tracker device, means to load the tracking
data of 25th April 2011 to monitoring platform.

6.17. Forward the third parties' message

Send SMS "forward+password+space+third parties phone number" from
6.17.1
authorized phone number, tracker will reply"forward ok", and supports 1 third
parties phone numbers at most.
For example, set the phone number of the service provider of the sim card in the
tracker, when charge remind message coming in, tracker will forward it to
authorized phone number.
Cancel: Send SMS command "noforward+password".
6.17.2

6.18. SIM card Balance Inquiry

Send SMS command "balance+password+space+carrier's phone
number+space+code" to tracker, it will forward the code to carrier's phone
number and return the balance message received from carrier's phone
number.
Take china mobile for example, china mobile is one of carrier in china,
mobile users can send "ye" to china mobile number 10086, and 10086
will send user's balance back, following is an illustration how this
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