1. Set contents: You will receive 10 deep - sea fishing lights. They are practical tools for deep - sea fishing, and the sufficient quantity can meet your various needs. 2. Automatic flashing: The LED lights will automatically turn on when in contact with water and turn off when dry. They don't require batteries, which is both energy - saving and convenient to use. 3. High - quality materials: The shell of the LED fishing lures is made of durable hard ABS plastic. Moreover, all components are tightly sealed, and the LED lights have strong pressure resistance, making them suitable for use in the deep sea and an ideal choice for both saltwater and freshwater fishing. 4. Wide range of uses: This LED luminous lure flasher is specially designed for in - shore fishing, near - shore bottom fishing, boat fishing, etc. You just need to clip it onto the fishing rig and cast it into the water. It is very useful for you and your friends who love fishing. 5. Long service life: The service life of the LED fishing lures can reach over 400 hours, which is much more durable than glow sticks and traditional fishing lights. It can even be used at a water depth of 1000 yards. The highly visible and flashing lights will drive the hungry fish underwater crazy and tempt them to attack.