Cateye: You already have the most powerful cycle computer you’ll ever need in your pocket. So use it! The Strada Smart employs the technology held in your smart phone and neatly displays it in a compact head unit on your bars!Simply download the free Cateye Cycling App to your phone, then set up the Bluetooth Mirroring to the Strada Smart head unit and using your phone’s technology data will be displayed on your screen including; speed data, mileage data, time data and altitude data (in mirroring mode), while the ride data is recorded on your phone for use later. Phone and email icons can appear on your bars too, useful if you’re expecting a call or email.Use the head unit without the phone, by upgrading with optional Bluetooth Speed/Cadence and Heart Rate senors, or sync the sensors (including Bluetooth Power Sensors) directly with your phone to record the data for your training records.Other Features:• Strada family standard functions• iOS and Android Compatible (iPhone 4S or up, Android 4.3)• Customizable Display• Clicktec button interface• Mirroring or Sensor Direct Modes• Super easy direct upload to CateyeAtlas™, Strava™ andTraining Peaks™• Fit to stem or Handlebars with Flextight bracket• Electronic manual viewed on smartphone• Cateye Cycling App available on App store and Google Play Click to view the 2014 / 2015 Cateye product leaflet: http://www.cateye.com/stradasmart_pop_en/