Specifications: The buffer fishing alarm device use and easy to carry, as long as the product fixed in fishing throwing fishing rod. When the normal state at low speed flashing red LED, LED turns green speed flashing when the fish bite. Built-in high-speed intelligent processor, a 3-second wait and deal with the sensitivity settings. Analysis and calculation by the processor can be easily filtered wave interference, timely action when fish bite alarm, high sensitivity, signal for easy identification. Sound-light alarm device. No damage to fishing line. It is very sensitive to fish which swallows the bait. Suitable for use with different kinds of rods in different terrain and weather. After fishing remove light from rod. Item Name: Fishing Bite Alarm Bell Material: Plastic Power: 1 x CR1225 Lithium Battery(Included) Size: 17.94mm x 19.15mm/0.71" x 0.75" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Fishing Bite Alarm Bell