Smartstrike is designed to highlight matching areas of the lake by inputting your custom criteria into the product ...

This could potentially benefit someone fishing a new lake with limited time ... or for tournament fishermen that need to eliminate dead water fast ...

The new Smartstrike software update will not turn your existing LakeMaster map card into a Smartstrike capable map card ...

You must also purchase the Smartstrike LakeMaster card ...
http://www.humminbird.com/Category/Support/Find-a-Lake/

Rickie