Thank you for viewing. This is a "KYOCERA AC Adapter AD334K Black." I used this at home for charging. There are some scratches and scuffs, but it is in working condition. It works without any problems, but it is a used item, so please refrain from purchasing if you are looking for perfection or are overly concerned about condition. KYOCERA AC adapter, DC5V output, with micro USB connector. - Brand: KYOCERA - Product Code: AD334K - Input Voltage: AC100V-240V 6VA-13VA 50Hz-60Hz - Output Voltage: DC5V 550mA - Connector Type: microUSB