Features1Heat Dissipation Controller Shell: The controller housing is made of metal with groove design, which protects the internal circuitry from thermal overload due to great heat dissipation. 2Water Resistant Meter: The meter is made of ABS material which is lightweight, sturdy with fine workmanship, high toughness and water resistant performance to provide better protection for the internal circuits. 3With Backlight: LCD display can show status and data clearly, backlight makes you see the screen and switch clearly in dim environment, fast and easy to use. 4Silent Brushless Controller: The motor controller is a brushless type, operates quietly, sensitive to the status of electric bikes, with high performance. 5Ease of Installation: The controller and display meter kit features an easy installation process without any special tools, therefore saving your time and energy.SpecificationItem Type:MotorBrushlessControllerwithLCDDisplayMaterial: ABS+ Aluminum AlloyPackage List1 x Controller1 xLCDDisplayMeter1 x User Manual