Charge USB devices from your GPSMAP 8400- or 8600-Series chartplotter.
This 6′ waterproof adapter cable provides a secure connection for you to power an external device from your chartplotter. With a USB port on one end, you’ll be able to charge any number of electronics such as a phone or compatible media player. You can also power your Chromecast or Roku using coupler and HDMI cable (sold separately) in order to stream video wirelessly to your chartplotter.



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