SinLoon USB Micro to DC Adapter USB Micro Male to DC 5_5x2_1mm DC Female Connector Charge Barrel Jack Power Adapter for Mobile Phone Multimedia Speaker Charging Micro to DC

Specification: Type: USB micro to DC Adapter Connectors 1 :DC 5.5x2.1mm female jack. Connectors 2 : USB micro male jack. The output voltage : 5V Package includes: 5PCS x USB micro Male to DC 5.5x2.1mm DC Female Connector Adapter Contact part is made of copper material, good conductivity and durable, easy to use (Note: The output voltage is 5V ,Cannot use 9-12V voltage.) Use a 5V power adapter with a barrel connector to power and charge USB devices. This is a great way to create a higher current USB charger using the extra 5V barrel chargers that you have lying around.