WXLAA DC Power Supply 3.5mm Female Charging Cable Adapter Plug Charge USB 30CM Micro Color: Black. DC End: Female. Outside Diameter: 3.5 mm. USB End: Micro USB 5 Pin Male. Total Length: about 30cm/12inch. DC Power Supply 5.5x2.1mm Female to Micro USB 5 Pin Male Charging Cable Adapter. NO Retail Box. Packed Safely in Bubble Bag.