I have bought this phone 4 years later still it is working properly with no lagging. And I also through this phone from my terrace to check its strength and nothing happen to it. I purchase this phone at Rs. 10000 from market.The bad thing of this phone is that it doesnt support google play and google play srrvices.But this is a nice phone.This phone have 1 GB of ram and 4 GB of internal storage.And 4 - 5. hours of battery backup if u use wifi.