<b>Product Specifications</b><br> Product name: Silicone Housing Bike Lights Set<br> Material: Silicone Housing<br> Weight: 16G/0.035LBS per unit<br> Package: 24PCS Silicone Housing Bike Lights <br> Silicone Housing Color:<br> 6 Colors of Silicone Housing (Red, Black, White, Green, Yellow, Blue)<br> Light Color:<br> 5 Colors of Light(White, Red, Green, Yellow, Blue)<br> Size: 4x3x3CM/1.57x1.18x1.18in<br><br> <b>Product Characteristics</b><br> ❤Versatile lights-<br> fix it on a bicycle for cycling safety,<br> fix it on a fishing rod to indicate fishing conditions,<br> fix it on a pet collar to ensure you can see your pet, <br> fix it on the railing of your tent to find your tent in the dark night.<br> ❤Easy installation-<br> Our premium bicycle lights can be installed in seconds without any tools or other equipment. Add a light to your bike, backpack, helmet or other areas for maximum safety.<br> ❤One-Touch switch design-<br> easy operation<br><br> <b>How to replace the batteries</b><br> Step 1. Stretch off the rubber from the inside,<br> Step 2. Take out the covering to expose the battery,<br> Step 3. Twists off the cap to replace the battery.<br> <br>