ADJUSTABLE SENSITIVITYfishing pole alarm equipped with a loud alarm and LED Indicator. The tone, volume and sensitivity can be adjusted to meet your needs. LED LIGHTING ALARMINGHigh sensitivity fishing bite alert can provides a relaxed and comfortable fishing environment. When fish swallows the bait, the LED light would flash to alert and speaker would alarm. WATER-RESISTANT FOR FISHINGDesigned to be Lightweight and water resistant to avoid sudden destroy during fishing. The fish rod bait alarm can ignore most noise from current or wind, reduce false alarm in most conditions. EASY INSTALLATIONYou only need to clip this alarm on the rod, and then wrap the fishing line around the alarm than put the power on/off switch. Small and exquisite design, easy to carry. WIDELY USEDPerfect for fishing at night, in complete darkness, they can be even more valuable since they not only emit sound, they also light up when a fish hits or runs Specifications: Material: ABS Color: Black LED Number: 2 LED Color: Blue Battery: 1 * 9V Battery(not included) Screw Diameter: 0.8cm / 0.31in Item Size: 9 * 5 * 4cm / 3.54 * 1.97 * 1.57in Item Weight: 75g / 2.64oz Package Weight: 88g / 3.09oz