LED bicycle lights, bicycle safety lights A simple, fun, original, lightweight, efficient and to say the least stylish device that will allow you to be seen every time and show that you"re not kidding. Thanks to its luminous silicone shape, you can attach it to the back of the bike, so you can ride at night in complete safety. The light generated by its swaying to the rhythm of your pedal stroke will attract the driver"s attention and maintain a good mood during your ride. For the most romantic person, you can always say that your heart is beating ... To activate the red LED light hidden in the silicone bag The attachment system is designed to easily attach and detach from the back of the saddle. This type of light is completely waterproof. And because it"s not just cyclists who are crazy, you can hang this light on your bag backpack at any time...guarantee a similar effect... Using super bright and soft red LED lights can be used as taillights for stock bicycles, and can also be attached to backpacks or other items. It can help improve visibility and safety, and bring intimate care to your nighttime activities. This product uses two 2032 batteries. characteristic Silicone waterproof Super low-power multi-color LED light 3 flashing modes Uses 2 replaceable CR2032 batteries (included) Battery lasts ~100 hours (in steady light mode) or ~190 hours (in flashing mode) Size: 6cm x 16cm x 3.5cm When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don't hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it