DoubleMode Bite Alert System Two alert modes keep you informed of fish activity. The intermittent mode emits a brief signal for light tugs, while the continuous mode provides a sustained alarm for confirmed bites. Visibility LED Alert Builtin brightness LED flashing lights activate instantly when fish activity is detected. The rapid, frequency flashes provide clear visibility over long distances, even in low light. EnvironmentAdaptive Alerts Adjustable volume allows you to tailor alerts to the surroundings. Gentle tones help maintain discretion for night fishing, while louder alerts cut through daytime ambient noise. AllWeather Durability Constructed from quality materials to withstand rain, splashes, and minor impacts. Reliable performance whether you are on a lakeside bank, riverbank, or other outdoor environments. Use scenarios Night lake fishing: Set the volume to a discreet level and rely on the LED flashes to confirm bites in dark conditions. The gentle intermittent signal is unobtrusive while still alerting you to activity. Daytime riverbank fishing: Use higher volume to ensure alerts penetrate daytime noise. The bright LED indicator provides quick visual confirmation from a distance, even in sunny or windy conditions. Boat or harsh outdoor conditions: The allweather durability ensures continued operation after splashes or light impacts, making it suitable for exposed shorelines and moving water environments.