Free 1yr license,download it from play store and open it,click the settings option,go to license and enter the key on the page which is ZMA-GIVEAWAYOFTHEDAY
Features it says are
automatically scans newly installed application, you do not have to run the test manually in order to stay safe.
device sync with the current database to protect against the latest threats.
Detection Software, locking the user's actions and password managers that track everything you type.
* Some keyboard legitimate applications are modified by hackers to keep track of everything you type; they will be detected Zemana Mobile antivirus applications as malicious.
I'm using it right now,but it's free only for a short time grab it whilst you can