This 19function bicycle computer provides essential ride data in a compact, easytoread unit. It covers speed, distance, time, temperature, and more, helping you train smarter, commute reliably, and enjoy every ride. 19 functions in one unit: instant current speed, ride time, singletrip distance, total distance, average speed, maximum speed, temperature, clock, and other metrics to meet everyday riding needs. Readable backlight: glare display with a backlight you can keep on by pressing Mode and Set together; press again to turn off. Clear data day or night. IP54 waterproof rating: designed to resist rain and splashes. Do not immerse in water; dry the unit after use to extend its life. Automatic power management: if no speed signal for 5 minutes, the device enters sleep to save power. Wake it with any button or motion to resume. Easy setup and compatibility: fits standard bicycle installations and works with common sensors. Simple mounting and straightforward operation for quick starts. Use scenarios Daily commute in all weather: track speed, time, and distance to stay on schedule. Training rides: monitor pace and duration to reach your goals, with the backlight handy for early morning or evening sessions. Long rides or tours: reliable data capture without frequent charging, helping you pace and plan more effectively.