Cateye strada smart cateyes range of smart computers allows you to use the functionality of your phone to give you all the features of a cycling computer of three or four times the price the strada smart harnesses the power of your smart phone but because it does all the work your phone battery will be spared the beauty of the strada smart is that it can be used without your phone as a standalone bike computer the computers sensors can pick up speed cadence power and heart rate data using