Get the Sunlite Slimline 18 Cadence Bike Computer for $40 – $21 instant savings = $19 at REI Outlet. The Slimline 18 bike computer features 18 different tracking functions including cadence counter, average cadence, current speed, max speed, average speed, speed comparison, speed tendency, auto trip timer, and 12/24 hour clock. Other functions include trip meter, odometer, auto scan, speed bar display, english/metric units selection, auto power off, and auto start/stop. This compact bike com