VONOTO USBCBL 6-Feet 2 USB to 2 USB AUX Flush Mount Dash Extension Cable with Mounting Bracket for car/Boat/Bike/Trailer dashboard or other surface (2 USB to 2 USB) VONOTO USBCBL 3-Feet 2 USB to 2 USB AUX Extension Cable with Mounting Bracket (2 USB to 2 USB) 1M Long Dash Mount USB Aux Extension. In car dashboard flush mount USB AUX extension lead cable You can use this USB mount to replace the car Cigarette lighter or drill a 28mm - 30mm hole to install this cable This USB mount cable is come with the nuts and covers. And it is water proof.