Features1Made of high quality plastic material, high strength and wear resistant, sturdy and durable. 219 LED strip speed indicator light display, with 6KM/H boost function/undervoltage indication function. 3Four intelligent electric quantity display/five gear imitation moment assistance gear. 4With headlamp switch control function, convenient and practical. 5Easy to install and operate, easy to use, can be a true reflection of the state of battery charge to guarantee the riding distance.SpecificationFeatures:1. Made of high quality plastic material, high strength and wear resistant, sturdy and durable.2. 19 LED strip speed indicator light display, with 6KM/H boost function/undervoltage indication function.3. Four intelligent electric quantity display/five gear imitation moment assistance gear.4. With headlamp switch control function, convenient and practical.5. Easy to install and operate, easy to use, can be a true reflection of the state of battery charge to guarantee the riding distance.Specification:Item Type: Bicycle LED Display MeterModel: KT-900SMaterial: PlasticColor: As Pictures ShownConnecting Wire Method: Waterproof Connecting WireWeight: Approx. 77gSize: Approx. 7x5.3cm/2.76x2.09inchOnly suitable for Quantum brand controllers.Package List:1 x Bicycle LED Display Meter1 x ManualPackage List