Specification: </br> *Power Source: 2Pcs 2 x CR2032 batteries (included).</br> *Mini-shaped, Solid, Durable and Flexible.</br> *Long LED Lifespan: 10,000 Hour.</br> *One-touch opeing design.</br> *Easy operation: Mounts to any bike quickly and easily by looping.</br> *the strong silicone loop around the frame, and hooking to the light.</br> *3 Mode: Steady lighting, flash, slow flash.</br> </br> APPLICATION:</br> Best idea for boat or kayak navigation lights, emergency lights, backup lights. These lights can make your boat or kayak legal and safe at night, perfect for those who want fishing or go out by boat or kayak at night.</br></br> Batteries Life: </br> Each led light comes with 2 CR2032 battery. Full bright modes sustainable use for 35 hours, flashing modes for 160 hours. What's more, since the CR2032 battery is easy to buy from the store, you can change the batteries yourself when you run out of them.</br></br> Warranty: We are very confident with our product, our led bulb Warranty for 1 year from the date of purchase. </br> Warranty type: Exchange or replacement.</br></br> Quality Guarantee: </br> *ONE YEAR warranty guaranteed.</br> *High-grade and high-quality packaging.</br> *Strictly testing before shipping. </br> </br> Note:</br> Water resistance, but we suggest don't put it in the water for a long time. </br>