Samsung Galaxy J2 mobile is a great phone. I have been using it for 5 month there is no problem in this.
This phone has 8GB internal storage that can be expanded upto 128GB via a micro SD card.
Almost all phone of Samsung battery backup are very well and its battery backup is also very good. It has 2000mgh battery. The camera of this phone is quite good. This phone has 5 megapixel rair camera and a 2 megapixel front camera.
Samsung Galaxy J2 mobile display is 4.70 inch 540×960 resolution.This phone is powered by 1.3 GHZ processor with android 5.1.1 lollipop operating system.
This is Samsung law budget best 4G phone.