Wide application: red and green boat lights are suitable for boat, kayak, sailboat, pontoon, cargo ship, etc. The boat lights can ensure your sailing safety Simple installation: the LED kayak navigation lights come with a flexible silicone shell and double hooks that allow you to hang them anywhere You can install them without any tools It's very convenient 3 Modes to adjust: the boat lights have 3 modes to adjust, which can satisfy your different lighting needs The boat light can be applied in the daily life and can applied be as a warning signal in the bad weather Material: the LED kayak navigation light is made up of silicone, which is firm and durable The LED kayak navigation lights can be applied for a long period of time And the batteries can also be applied for 48 hours for constant lighting mode You will receive: the package includes 2 pieces red boat lights, 2 pieces green boat lights and 5 pieces 2032 button batteries It's a convenient combination for you to apply and replace