1、Sensitive central axis roller, captures signals with a light touch. 2、The transmitter has LED flashing and sound alarm, different lights and sounds for line pulling and returning. 3、The receiver operates at a distance of ≥200 meters, with six LED lights automatically corresponding to the color of each transmitter. 4、The tent light has three levels of light adjustment, and the back is equipped with a magnet that can be attached to iron objects. 5、Both the transmitter and receiver are waterproof, suitable for various weather conditions. Electronic wireless fishing alarm, making fishing easier and smarter.Waterproof European Style Fishing Rod Alarm. Features： Sensitive central axis roller, captures signals with a light touch. The transmitter has LED flashing and sound alarm, different lights and sounds for line pulling and returning. The receiver operates at a distance of ≥200 meters, with six LED lights automatically corresponding to the color of each transmitter. The tent light has three levels of light adjustment, and the back is equipped with a magnet that can be attached to iron objects. Both the transmitter and receiver are waterproof, suitable for various weather conditions. Specification: Material: ABS Battery: (battery not included) The transmitter uses 2 AAA batteries The receiver uses a 9V battery The tent lights use three AAA batteries Package list: 1* Receiver 4* Transmitter 1* Receiver 4* Transmitter