Wired Waterproof Bike Computer Bike Speedometer

Features:
19 functions: current/max/average speed, odometer, trip distance, elapsed time, calories, temperature, scan, clock, and more.
A large LCD display with a backlight allows you to read your data clearly during the day or night riding.
Compact size with touch buttons for easy operation.
Durable, water-resistant construction for working anytime and in any weather.
Comes with a wired sensor, magnet, non-slip silicone base, and 5 x nylon ties.