REI offers the Garmin Edge 500 GPS-Enabled Cycling Computer
, model no. 0100082900, for $184.99
. Shipping adds $12.99
, or opt for ship-to-store. Even with shipping, that's the lowest total price we could find by $17. This unit measures your speed, distance, time, calories burned, altitude, and climb and descent. It also features a backlit LCD display and USB connectivity.