Shimano STEPS Display SC-EM800A 31.8/35 mm handlebar mount box. Compact and unobtrusive mountain bike design. Selection of profile and support modes on the EM800 display. Modes that can be customised by the cyclist with E-TUBE. Multiple positioning. Replaceable E-cable compatible with handlebars raised by 30 mm. Detachable electric cable (type SD300). Improved wireless communication. Wireless communication with E-Tube Project via smartphone and tablet. Private wireless ANT communication with meters from other brands. Compatible with the slimmer next generation SD300 power cable. Compact and unobtrusive for mountain biking: The connectable SHIMANO STEPS SC-EM800 display shows the various functions of the SHIMANO STEPS E-BIKE system and can be personalised via the E-TUBE PROJECT app.