Features:Plastic shell with fine craftsmanship ensures good toughness and waterproof feature, which provides better protection for inner circuit and makes it more durable.It allows you to easily have a look at the basic state of electric bike about speed, power, mode, lamp.LED panel with sensitive buttons, easy to operate. Every cable has different color, easy to install the panel display to electric bike.Suitable for 22.2mm handlebar. Perfect accessory for electric bike, scooter, etc. Specification:Condition: 100% Brand NewMaterial: PlasticColor: BlackLED Display Cable Length: 1.5m / 59inSize: Approx. 7.5 x 4cm / 2.95 x 1.57inchSuitable Handlebar Diameter: 22.2cm / 8.74inchWeight: Approx. 112gOptions(Power Supply Voltage): 24V; 36V; 48VUnder-Voltage Protection: 24V-19V; 36V-30V; 48V-42VPacking List:1 x DisplayNote:red: power positive electrodeblue: power outputyellow: lamp positive electrodebrown: lamp negative electrodeblack: power negative electrodegreen: gear signalPlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.