Campagnolo Chorus TT EPS V2 Interface UnitInterface EPS™ A tiny electronic component that performs an extremely important job. The interface transforms the analogue signals received from the controls into the digital signals transmitted to the EPS™ Power Unit™.That's not all it does. It is also used to sets the initial configuration and adjust drivetrain settings during a race, as well as displaying battery level. A vital component for the electronic drivetrain, it may be installed on the handlebar mount or on the brake cables.Features: Analogue-Digital Signal Conversion: transforms the analogue signals received from the controls into the digital signals transmitted to the Power Unit. "Zero Setting" And "Riding Setting": used to set the initial configuration of the components and make fine adjustments during a race. RGB LED: visualises battery charge status. Two Possible Interface Mounting Options: the unique design of the interface lets the user choose whether to install it on the brake cable or on the handlebar mount. Weight: 24gBuy Campagnolo Components from Chain Reaction Cycles, the World's Largest Online Bike Store.