Features: 1. PREMIUM MATERIAL: Plastic shell with fine craftsmanship ensures good toughness and waterproof feature, which provides better protection for inner circuit and makes it more durable. 2. EASY TO USE: LED panel with sensitive buttons, easy to operate. Every cable has different color, easy to install the panel display to electric bike. 3. LEARN THE STATE OF ELECTRIC BIKES: It allows you to easily have a look at the basic state of electric bike about speed, power, mode, lamp. 4. COMPATIBLE: Suitable for 22.2mm handlebar. A perfect accessory for various electric bikes. Specification: Condition: 100% Brand New Material: Plastic Color: Black LED Display Cable Length: 1.8m / 70.9in Size: Approx. 7.5*4cm / 2.95*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 signalNote: 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.