Material: LED Double Bell Fishing Alarm Clip, Made Of High-Quality Plastic and Metal, Spring Sturdy and Durable. Easy to Install: Just Place the Installed Alarm Clip On The Front 7 Inches of the Fishing Rod. When the Fish Bites the Bait, the Bell Will Sound Immediately. Product Features: With strong spring, it can be applied to most fishing rod models. LED lights are suitable for night fishing, lake fishing and winter fishing in any occasion. When the fish bites the bait, the double bell will immediately sound. The bell can be used alone during the day, and the alarm clip with LED light can be used for fishing at night, which is very convenient to carry. How to Use: First unscrew the LED light, take out the battery and turn over the battery and put it back again, the LED light will become luminous, please restore the battery position when not in use, so that it can last longer Package Includes20 Pcs fishing bite alarms that emit green light.