Hello all , today I am sharing my experience of mi power bank 2i 10000 mah.just numbers are 10000mah but reality is very different.I'm disappointed.This powerbank takes 10hours to fully charge.wheras in manual its written nearly 6hours.it is not properly not working at all. Power bank and mobile not charge quickly it takes lot time to charge mobile even on 2A portal.it can not able to charge 3000 mAh bettery atleast two times while shown as a 10, 000 mAh yes it is sadest true .my suggestion to all don't buy this product