Check the listing for details. WifiTrax FWA-20 USB Workshop Adapter Module. Condition: New. Listed at 24.39 USD. WifiTrax FWA-20 USB Workshop Adapter Module Condition: New Description / Notes: The FWA-20 provides capability to use our WifiTrax Workshop Windows software to update the firmware in your WifiTrax module. The module contains a USB/Serial adapter chip mounted on a PCB and with grabber leads attached. The ribbon cable is attached to the 6-pin socket on on your WifiTrax module to communicate with the serial interface of the on-boad microprocessor. Attaching the module forces the microprocessor into boot mode which allows loading of firmware updates from WifiTrax using our WifiTrax Workshop software. You can also use the module to perform other serial operations with the module as may be later defined. Our Stock Number: 16641 Yes we combine shipping! Most additional items ship for free. All items must be paid together in one order for combined shipping, use the Add To Cart button on each item and then check out for everything together. Buyers outside Canada are responsible for any customs/duties charged. For US residents any shipments under US$800 should be exempt from any fees. eBay now collects sales tax for most US states and Canadian provinces/territories. Please see our other listings, we've got lots of neat stuff for sale and more added all the time! You can also "follow" our store if you wish to be notified of new items when they're listed. And check our website for thousands of additional pre-orders and special orders. If you have any questions please feel free to get in touch and we'll be happy to help. Kingston Locomotive Works Kingston, Ontario, Canada