... Interchangeable plug adaptor battery charger, interchangeable plug charger, interchangeable adaptor charger, battery charger with interchangeable plug, charger with interchangeable adaptor Product Feature ... ) Various plastic cases optional15) Wall mounted plug-in, portable, easy to use16) Used to charge MP3,MP4, ... , 12.6V, 14.8V, 16.8V travel battery charger. The MOQ each is 500 units.Paypal is welcome ...