1_ Mi power bank is good for varuous types of mobiles but not good for all the mobiles because different types of mobiles have different mAh battery some are 5000 mAh, 3000 mAh, 2600 mAh. etc,
2_ 2 way Fast charging supported output capacity is 6500 mAh offers cinventional rate 90 %
3_ ultra slim , ight weighted easy to carry for travelling 14.2mm thin, and weight is 246g. It kept on pocket also
4_ it will be effect the battery because it has 10000mAh which yransfer extra load to mobiles.
5_ nice and awsome design and body
6_ dual USB port charge two devices simultaneously
7_ aluminium case of high infrastructure
8_ best lithum ploymar battery
9_ double press for low power gadget like bluetooth handset, wrist watch band. etc. Which not cause over charging
10_ colors avilable are : - black, sliver, navy blue, light red, light yellow.etc