Shimano STEPS SC-EM800 Cycle Computer Description: The Shimano STEPS SC-EM800 lets you view essential riding data at a glance on your E-Mountain bike. The low-profile compact design is intended for mountain bike use and the LCD color screen is wirelessly customizable via the E-TUBE Project to show the various functions. Mounts to either 31.8 or 35mm handlebars. Features: Compact and low-profile MTB design Wireless communication via smartphone or tablet for set up 1.6" color LCD Customizable data dashboards using the E-TUBE PROJECT app Compatible with narrower SD300 electric wire Versatile placement Mounts to either 31.8 or 35mm handlebar diameter