The Humminbird Smartcast RF30, is a wrist watch fish finder. It is still actually not very easy to find gadget despite the fact that it is already on the market since 2004.
The Smartcast RF30 uses a single-beam 90-degree sonar to deliver ultra-wide coverage equal to twice the water depth up to 100 feet deep. Vital information is displayed on a 1.25 inch STN greyscale display with 48x32 lines of resolution.
Amazon.com sells the Hummingbird Smartcast RF30 for $85.93.
More cool wrist watches can be found on our Wrist Dream site.
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