"Battery Backup is not bad."
"Good battery Back-up. Speed also good and nice product :)"
"The charging got drained completely within 4 hours of full charge. Then it started restarting continuously without any reasons."
"Battery: Can run >13 hours properly playing music and 3G/WiFi enabled."
"But only problem is battery. It takes more time to charge."
"Battery capacity is not good"
"Battery not good enough. But, I'm using it indoor, so it is not a huge problem for me."
"Charge capibility is very low. ."