A downrigger is a device used while fishing using the trolling method, which places a lure at the desired depth. A downrigger consists of a three to six-foot horizontal pole that supports a cannon ball (large weight) by a steel cable (stainless steel). A clip, also known as a "release" attaches a fishing line to the cannonball weight. The bait or lure is attached to the release. - Intelligent downrigger line releases only when a fish strikes. - Great for fishing small fish in extra deep waters - It has a high sensitivity - Simple and fast employment - Fits all Downriggers - Ideal and untouched fishing locations can only be found in deep waters. Away from any noise made by thousands of motor boats. Deepwater release was developed just because of that. - Deepwater release will help you discover new fishing areas unreachable to others because there are just no limits to its efficiency. - Deepwater release is a special downrigger line release designed for extra deep water trolling. Great for fishing small fish like Sparidae, Serranidae, Loliginidae more than 40 feet deep. - Deepwater release is a patented product from the new generation of intelligent deepwater line releases.