Can be automatically identified and compatible 36V/48V52V Voltage. It will show the true reflection of the battery charge, real time recording of the power consumption to riding 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 riding speed, time, power and temperature. The color display on the meter makes it easier to see the data on the panel. 36V/48V/52V power supply The rated working current of the instrument is 15mA. The maximum working current of the instrument is 30mA. Shutdown leakage current 50mA of working current is supplied to the controller. Working temperature -20~60 Storage temperature -30~70 Overview of functions Electric display Adjustment and indication of power-assisted gear Speed display (including real-time speed, maximum speed and average speed) Mileage display (including single mileage and total mileage) Help to implement control and instructions. Headlight control and indication Error code display Motor power indication USB connection indication parameter setting (such as wheel diameter, speed limit, battery power setting and power-assist parameter setting, power-on password setting, controller current limit setting, etc.) factory default parameter recovery function Colour:black Material:ABS type: Plug Package Contents: 1 x Colour Screen Control Panel Display Only 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.