Just like cars that
measures the distance it can travel, you can also do it with your
bicycles. We usually keep track of our mileage to see how far our
strength can go but would it be of great use if we track it because we
are maintaining a workout everyday considering the calories we are
If you want to make your own odometer, you will need a micro controller that generates pulse and a MOSFET that converts those voltage pulses. Just remember to check your batteries all the time.
The best way of burning calories is to move those muscles everyday! Set your bikes and your odometer! Burn fats!