Essential equipment for fishing: The sound and light fishing bite alarm has one output speaker and two bright blue LED indicator lights. When a fish is hooked, even if you have more than 10 fishing rods at the same time, you don't have to worry about missing any fish. The electronic indicator light LED sound alarm works well at night, you don't need to always stare at the buoy. Multiple adjustments: 3 sensitivity modes, 4 tone modes, and 5 volume modes, which are very useful and can meet your different fishing requirements. Installation: Waterproof design. The alarm size is 95mm * 50mm, equipped with a 2.5mm jack for illuminating the detachment and engagement indicator. Please note that if there is a collision sound in the fish bite alarm during shaking, it is normal; Because this is a requirement for product functional design. Economical: 1 fishing alarm, easy to use and carry; This alarm won't miss any catch and is the perfect gift choice for friends or relatives who enjoy fishing Power supply: powered by a 1 * 9V battery (not included). If you have any questions about the electronic LED lights on the fishing rod, the fishing bite sound alarm bell clip, please feel free to contact us, and our professional team will help you solve the problem