[No Lights On At All]

I plugged the wall outlet that came with the Pineapple it lit up for a second then lights went out

i also have the Pineapple Juice i bought from the shop

full charge and still no lights on the pineapple

it was wroking fine it was in my bag for about 3 days before i went to show a friend and this is when it started

no lights at.

i did check to make sure that there is power coming from the power supply

Any suggestions

Thanks