It is difficult to assign a number of stars - because - the quick charger is great, works and does what it should. However, it is so that on the packaging is. EP 881 and EP 880 on the charger, - exactly the same so as to the charger for Z3 supplied. The statement: 1.500 mA can be found in both places. A research on the net revealed the following: EP 880 and EP 881 are identical. In some (English-speaking) Forums conjectured, but the cables are different. Sony on Facebook had promised me that the rapid charger is faster .... Sony on the hotline, however, told me to wait a few minutes, in which the clerk had made acquainted with, that the two chargers are identical. So - who wants to have a second charger that works well, and is fast from the original provider, can access here. Those who thus hopes for a faster loading time, which can save this purchase.