Attach the Sigma Sport® Base 400 Bike Computer, set your wheel size and start riding to track your entire performance. This simple accessory has a large, easy-to-read screen that clearly displays speed, ride time, trip distance and total distance. A perfect computer for any recreational rider, you have simplicity, value, and lasting performance in one petite device.
Large display with easy to read icons
Speed in KMH/MPH
Sleep mode to preserve battery life
Tool Free Installation
User changeable batteries
Mounts on Handlebar or Stem
Clock (12/24 hr)