Charge your DMW-BLC12 battery pack with the Panasonic DMW-BTC12 Battery Charger. This charger can be connected to an AC outlet. You have to plug the provided USB Micro B cable and AC two-prong wall outlet to the USB power adapter. The USB Micro B cable can be used with most USB 5V or greater portable power packs. An LED indicator lights up to show the power status.