Y type two USB3.0 A Male to USB Female Y cable for external Hard Disk with extra power,USB3.0 Female to Two Dual USB Male Extra Power Data Y Extension Cable

USB 3.0 Female to Dual USB Male Extra Power Data Y Extension Cable for 2.5" Mobile Hard Disk Does one USB port not supply enough power for your USB device Just plug the 2 connectors into 2 free USB ports of your system and the device to the USB female jack of the adapter. Thus your device will be supplied by 2 power sources. The short connector indicates the extra power source and will be provided parallel to the black data/power interface. This USB 3.0 Y-cable made for additional power supply of USB devices. Just plug the 2 connectors into 2 free USB ports of your system and the device to the USB female jack of the adapter.

Thus your device will be supplied by 2 power sources. The short connector indicates the extra power source and will be provided parallel to the black data/power interface. Specification USB 3.0 specification and up to 5Gbps
Interfaces: 1x USB A female data/power 1x USB A male data/power (long cable end) 1x USB A male power (short cable end)
Cable length: 0.5 m/ 1.64 ft System requirement PC or notebook with two free USB ports