This j7 prime is good smartphone in the world. It belong to the samsung brand which is best for the world level performance. The smartphone like j7 prime which is fully feature loaded phone with 13mp camera in back and 8mp camera on front along with flash light for the perfect selfie in night time. It has 3gb of ram , 5.5 inch full hd display amolead screen . 4g volte , corning gorilla glass 4 in the smartphone of j7 prime.if any time mobile fall into the water it has no affect on mobile because it having water proof and latest android operating system.