I have a lg h900 android phone i just got 5 days ago an it just turned off by its self an now it dont want to come back on wha

[indiaeskind91614]

I have a 5 day old LG H900 v10 android phone it turned off now it don't want to come back on I brought a new battery an still nothing what can I do to get it to work cause it's new

 

[rgd1101]

brand new doesn't work? return it