1. This bicycle speedometer is specially designed for mountain bikes. It can accurately record the riding mileage and also has a speed measurement function. It is made of plastic material, which is not only lightweight but also durable. 2. Its notable feature is that it supports both Chinese and English displays, offering two specifications: a Chinese version and an English version, to meet the needs of different users. The display accuracy reaches 0.1, providing precise data for cyclists. 3. This speedometer has waterproof performance. Even in harsh riding environments, it can work normally and is not afraid of rain. 4. In terms of design, it has a simple and practical aesthetic and can be perfectly matched with various mountain bikes. Whether for daily riding or professional mountain bike sports, it is a good choice. 5. This product has an authorized self - owned brand and is quite popular in regions such as Europe, South America, Southeast Asia, North America, Northeast Asia, and the Middle East. It is a popular item on platforms like Amazon, AliExpress, independent websites, and Lazada.