This Submersible Lights for Fishing LED Lamp guarantees a safer and more successful fishing trip, especially at night! You can choose from different colors! You can submerge this LED light underwater and it will attract fishes, squids, and more. Its power source is an automobile battery or any big battery. It has two clamps wherein you need to connect one to the negative pole and the other clamp to the positive one. It has a 360-degree effect.