Compact and lightweight with wired and waterproof construction for reliable durability in all weather conditions. Multifunction cycling computer that measures average speed, maximum speed, distance, riding time, and other metrics to help you track your cycling performance. 300 seconds of no signal input triggers standby mode while the clock is retained, so you won't lose time or settings during brief pauses. If a traffic signal input is detected or any key is pressed, the unit can revert to shutdown mode and memorize the data before shutdown. Powered by an AG10 button battery, included for immediate use. Clear value for daily riding and training: small size fits on most handlebars without adding bulk, while providing essential ride data and reliable operation. Use scenarios Daily commuting in all weather: waterproof design and wired connection provide dependable performance during rain or spray, helping you monitor ride data every day. Training rides: track average and maximum speed, distance, and riding time to measure progress and tailor workouts. Weekend or long rides: keep an accurate log of distance and time to review performance and plan future routes.