Note:Just need change number to <USSD>
Flash SMS:Flash SMS is an SMS which is displayed on the phone screen immediately upon arrival.Unless you choose to save the flash message, it will disappear upon navigating away and will not be saved in your inbox.
Force UCS2 encoding: USC2 means UNICODE,Normally a
standard SMS contains at most 160 characters, but if you input other
language such as Chinese,Japanese , app have to switch to Unicode encoding to
sending message, the limit is 70 characters when sending Unicode
Variables: App allow you input some variable, when the SMS be sending it will replace with correct value.