Unfortunately, as always far too expensive Sony, Sony's pricing policy for accessories is here similar to that of Apple. BUT ... The charger also serves as a storage box for the battery. If you do not know you would not assume that this is a charger! Because the whole combination is so tiny it fits also super comfortable in your pocket. Because Micro USB be used with any standard mobile phone charger or mobile charger (power bank). The price So you can talk nicely by a good idea has also earned a good price ... ;-)