MadBite NEW Fish Alarm - Alerts You When the Bite is On! &ndash; The Most Sensitive Portable Fish Alarm With LED Indicator &ndash; Two Sensitivity Level Snooze while you fish and let the MadBite Fish Alarm sound the wakeup call! When a fish takes the bait MadBite Fish Bite Alarm sounds a loud chirp tone and flashes blue LED light to alert you. The most sensitive fish alarm available in the market. The alarm will be set off at 0.236 inch of line movement. Even better, when i, the line alarm has two levels of sensitivity to adjust. 0.472 inch line movement. Slim and low profile design to keep you fishing line as close to rod as possible. Portable and easy to install. You can switch MadBite Fish Alarm quickly to another fishing rod. Secures to your fishing rod without hardware. Rubber rings will not damage your rod. Removes easily. MadBite Fish Alarm will not damage fishing line. One finger operation. Does not interfere when fighting fish. Durable construction. Portable and easy to install. You can switch MadBite Fish Alarm quickly to another fishing rod. Secures to your fishing rod without hardware. Rubber rings will not damage your rod. Removes easily.