Can be automatically identified and compatible 24V/36V/48V/60V/72V Voltage.It will show the true reflection of the battery charge, real time recording of the power consumption to mileage.The individual joints are clearly set up to help with cost-effective installation.When connected to a bicycle, this product will display a lot of useful data on your bike, such as speed, time, power and temperature.The color display on the meter makes it easier to see the data on the panel.Colour: Blackmaterial: plasticStyle: B ordinaryPackage Contents:1 x SW900 LCD DisplayOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.