Nothing puts a speed bump in a thrilling bike ride quite like stopping to consult a map on your smartphone. Sure, you can mount your GPS to your handlebars, but that's a lot of information to take in when you're rocketing down the street and trying to stay safe from cars. The Hammerhead bike navigator ditches all the extraneous information and simplifies your two-wheeled travels.
The $75 Hammerhead is a hammerhead-shaped device that fits on your handlebars. It works with an iOS app that sends directional information to the gadget. As you follow a route, it indicates with bright LEDs where and when to turn, and when you've reached your destination. It works for both urban environments and off-road trails.… Read more