For Chromecast-4th Generation HDMI Digital Video Media Streamer Android ConverterFeature:Power to chromecast directly from the USB port of the TV without having to find an AC outlet near the TV.It inc more→ludes a special power management circuit to improve the maximum power capacity of the USB port by storing the extra power and releasing it according to the need.Ideal length, easy to connect chromecast to the USB / HDMI side port of the TV.Universal: compatible with all USB interfaces. An integrated energy storage circuit built into the cable allows chromecast to be used with power from any USB port.Compatible with all versions of chromecast (single connector works with chromecast and Google TV …