The first anemometer in the world that can send wind speed and direction via Bluetooth to a handheld device. It is wireless, solar-powered and waterproof. Just attach to the masthead with two screws, and start using it.
One of the problems of using GPS chartplotters on a sailboat is that it is extremely difficult to calculate accurate arrival times given the amount of tacking often involved. Now there's a purpose-built Sailing GPS that not only accounts for the tacking that sailboats do, but can can tell you the optimal tacking angles and your Tacking Time to Destination (TTD).
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