1m USB type A Male Jack to DC 5.5x2.5 3.5mm 4.0x1.7 5.5x2.1mm male cable
Cable length: about 1m. Connector A: USB 2.0 A Male. Connector B: 2.5mm x 0.7mm, 3.5mm x 1.35mm, 4.0mm x 1.7mm, 5.5mm x 2.1mm ,5.5 2.5mm (optional). Provides 5V DC from USB. Power devices from a USB port.