Electric scooter accessories, sponge waterproof ring is made of high-quality foam, durable. Waterproof and wear-resistant, better protect the battery. Easy to use This ring seal is very simple to install and use, light and practical, it can prevent stones from entering the bottom, and it is also compatible with Xiaomi pro/pro2 electric scooter. Extra Protection While the original cover shouldn't let any water in, you can install this add-on ring for extra protection for added water protection for the battery unit and controller in wet weather. Easy to install, just tear off the protective paper and paste it on the bottom plate of scooter. Note: It is best to blow it with a hair dryer after pasting, which can qualitatively strengthen the adhesion of the.