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 New Material: Plastic Color: Black LED Display Cable Length: 1.5m / 59in Size: Approx. 7.5 x 4cm / 2.95 x 1.57inch Suitable Handlebar Diameter: 22.2cm / 8.74inch Weight: Approx. 112g Options(Power Supply Voltage): 24V; 36V; 48V Under-Voltage Protection: 24V-19V; 36V-30V; 48V-42V Packing List: 1 x Display Note: red: power positive electrode blue: power output yellow: lamp positive electrode brown: lamp negative electrode black: power negative electrode green: gear signal Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.