Electop USB 2.0 A Female to Dual USB Male Jack Y Splitter Charger Cable Function: USB 2.0 Female is for all USB Devices; USB 2.0 Male, one is JUST for Power Charging ( CANNOT charge IOS devices ), the other one is for Data Transfer&Power Charging ( Support ALL devices ). Connectors: USB 2.0 Type A Female + Power/Data USB 2.0 Type A Male + Power Only USB 2.0 Type A Male Serves as a 2-port USB hub. Please note that this cable could NOT support two devices sync data with one PC in the mean time. Attention: JUST for Power Charging means it cannot transfer data, so it CANNOT be connected with mouse or keyboard. <span class="a-text-bold">Function</span>: USB 2.0 Female is for all USB Devices; USB 2.0 Male, one is JUST for Power Charging ( CANNOT charge IOS devices ), the other one is for Data Transfer&amp;Power Charging ( Support ALL devices ).C <span class="a-text-bold">Connectors</span>: USB 2.0 Type A Female + Power/Data USB 2.0 Type A Male + Power Only USB 2.0 Type A MaleS Serves as a 2-port USB hub. Please note that this cable could NOT support two devices sync data with one PC in the mean time.A <span class="a-text-bold">Attention</span>: JUST for Power Charging means it cannot transfer data, so it CANNOT be connected with mouse or keyboard.1 <span class="a-text-bold">What You Wiil Get</span> :18 months after-sales service,any problems,just fell free to reach us. Two USB male connector,One is for USB 2.0 power and data, another one for USB 2.0 power only. Does one USB port not supply enough power for your USB device? Our Sync USB 2.0 Power Adapter Y cable for your is the solution. Our cable allows for power to be taken from 2 USB ports, like a PC and External hard drive. Allows you to link 1 USB device into 2 USB Ports on your PC for more power. There are times you may have an external device, such as a portable 2.5 hard drive, and a standard USB cable is not able to transfer enough power to operate the device. This problem can be easily solved by using this USB 2.0 y Cable