Item Type: Multi-function fishing alarm Condition: Brand new Material: Plastic, rubber Main Color: Black Application：Suitable for sea pole, long throw, rock fishing Distance of Visible Flash Light: Approx.50m/164ft Distance of Alarm: Approx.100m/328.1ft Power: Built-in 3 x LR44 button battery power supply(included) Size: Approx.8x5.5x4cm/3.1x2.2x1.6in 1、Comes with sound and light alarm device, and can achieve touch alarm. Simply adjust the tension of the fishing line to adapt to fishing in various environments. 2、Can adjust the volume at any time to meet your requirements. Volume of 0-110 decibel can be adjusted freely. 3、Easy to operate. Can clip the alarm on the fishing rod, clip the line, and open the alarm switch device to fish. 4、With LED flash alarm prompt. The flash light can be seen at 50m/164ft, and you can hear the alarm at 100m/328.1ft, which is convenient for night fishing. 5、Has the function of buffering alarm. The alarm is issued after the tension has passed for a period of time, which is more accurate and reliable to avoid premature lifting. 6、Built-in 3 x LR44 button battery, is energy saving and more practical in use. It can be used for 1- 2 years if you turn off the power when not in use. 7、Made of rugged ABS for maximum durability, which is portable and easy to install. 8、Can be used with different types of poles in different terrains and weather. 1 x Fishing Alarm 1 x Non-Slip Silicone Case 1 x Instruction Manual