Handlebar for Holding:Ø 22.2/25.4/31.8 mm. (With 2 version gaskets in the package for choose). Display Cable Length:30cm including connector. Switch Cable Button Length : 22cm. Set up Password of Turning on.Speed display: RT SPEED MAX SPEED AVG SPEED. KM/ Mile: Setting up adjustable according to customers' habits. Mileage: ODO, Trip, Time, Range.