Can’t tell line pull from return? Miss bites at night? Struggle with one-volume-fits-all? Sudden dead batteries ruin your trip? This alarm electronic bell solves these angling troubles—great for lake, river, wild fishing, and both beginners and pros. Built for real fishing scenarios, it distinguishes line pull and return with different tones, so you judge bites accurately. The night mode and 20s long-bright LED handle low-light sessions, while 8-level adjustments adapt to wind, waves, or quiet spots. It’s easy to use and reliable, keeping you focused on catching fish. Low battery alarm: Avoids sudden power cuts Dual tone for line pull/return + night mode: Accurate bite judgment day & night LED flash + sound alarm: No missed bites High-bright LED: Stays on 20s for easy rod location 8-level adjustment: Volume, tone & sensitivity customizable External jack: Compatible with wobblers Independent battery compartment: Leak-proof & easy to replace Powered by 1x 9V battery: Stable & easy to source Note:Come Without Battery For Delivery Policy.