I never had a battery problem with the imported phone. And what I am saying is that the surveillance software must be the reason behind battery drainage, the same surveillance company that installed this software for etisalat users have partners in Doha
http://www.ss8.com/partners-channel-itqan.php http://www.itqan.com.qa/

Ask not what your country can do for you, ask what you can do for yourself.