USB to DC power cable port: USB 2.0A to DC 5.5x2.1mm Plug; Length: 1m/3.3ft; Voltage & Current: 5V/2A With 12 different connector: Universal Port/USB 2.0 A Female to USB B Print Male/Micro-USB/ Type-C/ Mini USB/ 2.5x0.7mm/ 3.0x1.1mm/ 3.5x1.35mm/ 4.0x1.7mm/ 4.0x1.35mm/ 4.8x1.7mm/ 5.5x2.5mm; Available to Satisfy your different needs. Note: Compatible with 5V or lower DC equipment, cannot be adapted to laptops and other high power equipment; supports output current not exceed 3A Application For USB-HUB / Camera / Tablet / Mobile phone / Power Bank / Router / Serato DJ Controller / MP3 / Webcam Router / Toy / Recorder / Bluetooth Speaker / Mini Fan / DVR / for Arduino and more 5v devices. Package Content: 1 x 3.3ft USB to DC Power Cable (5.5 x 2.1mm), 1 x Micro-USB Connector, 1 x Type-C Connector, 1 x Mini USB Connector, 1 x 2.5x0.7mm Connector, 1 x 3.0x1.1mm Connector, 1 x 3.5x1.35mm Connector, 1 x 4.0x1.7mm Connector, 1 x 4.0x1.35mm Connector,