Features: The Speed Cadences Sensors features waterproofed and simple installation for reliability performances in any weather. Built with durability ABS materials, this wireless bike computer sensors delivers high precisions speed and cadences tracking, ensuring accurate real time data to optimize your cycling efficiency. Ideal for professional cyclists and enthusiasts, the CS600 enhances training routines by providing critical metric for both road bikes and MTBs during intense workouts or casual rides. Designed for various weather cycling, this sensors thrives in rainy or muddy conditions, making it perfect for outdoor activity, daily commutes, and competitive training. Its light weight yet robust construction withstands long term outdoor use, while the quickly release design allows effortless switching between multiple bikes, catering to shared equipment needs. Specifications: Dimension:3.83x2.98x0.89cm/1.17×1.51×0.35in Component:ABS Package Includes: 1pc Cadences sensors note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.