Features1Aluminum Shell: Controller outer shell is aluminum alloy material with grooves design, able to protect the internal circuitry from thermal overload. 2Easy to Use: Our electric bicycle brushless motor controller is easy to install and use, LCD display panel is suitable for 22.2mm/0.9in handlebars. 3Sensitive Controller: Brushless controller can provide steady speed and sensitive control of braking and directional changes, suitable for daily use. 4Colorful Display: LCD display panel has the function of support colorful displaying, that you can clear about the date with a glance, making the riding safer and easier. 5Package Content: Main accessories of the electric bicycle conversion kit are 48/60V 350W common controller and a 930 LCD display panel with color screen.SpecificationItem Type: Bike Controller with LCDMaterial: Aluminum AlloyProduct Size: Controller Box: Approx.9x5.3x3cm/3.5x2.1x1.2inWeight: Approx.354g/12.5ozVoltage: Universal for DC 48/60VPower: 350WLow Voltage: DC 42/53VCurrent Limiting: 13APackage List1 x Controller1 x LCD Panel1 x Manual