Using Karbonn Titanium Dazzle S201 for three months, the phone is bad. it is true battery back up is poor except this phone has other issues like hangs or gags whatsoever performance is just bad or network problem in this phone is very big in this budget or for the new user not a good phone. this phone have flash light and not support OTG cable.it is a worst product.I hope this review will be helpful.