Index power bank not do good work so please don't buy Main work in mobile pawerbank so this is not good thing so is is not important for us hurry so don't waste his time because your time is very important so I speak don't buy power bank battery this is very harmful for our mobile mobile will be damaged no barranty after try this so requested to you power bank battery not do good work so please I hope not you buy this I write this because don't damage your mobile phone use you light so be good