Retailers are excited about #beacons, but how fast will they drain your smartphone battery? http://t.co/E7fNrGm86Y

Retailers are excited about #beacons, but how fast will they drain your smartphone battery? http://t.co/E7fNrGm86Y

— Rajesh (@raj1094) July 9, 2014

from Twitter http://ift.tt/1rfPAwo