"With 1 output speaker and 2 bright blue LED indicators on each alarm. And the work is perfect at night. And you don't always need to stare at the buoy. Multi setting: 3 sensitivity modes, 4 tone modes, and 5 volume modes. It is really useful and covers your various fishing needs. Power: By 1 x 9V battery (But the battery is not included in the package). Dimensions: 95mm x 50mm. Copper screw: US Standard 3/8 inch. Jacks for illuminated drop-off indicators: 2.5 mm. Please note that it is normal for some collision noises to sound when shaking fishing indicators. Because it is the requirement of product function design."
