Digital display for electric bicycle conversion NC-81F[Electric Bikes Computer]: This advanced device is designed to provide real-time data about your cycling performance, helping you monitor and improve your biking skills. [E-Bicycles Speedometer]: The product features an electric bikes speedometer that accurately displays both average and real-time speed, allowing you to track your progress and maintain a consistent pace. [LCD Display Meter]: Equipped with a clear and bright LCD display, this electric bikes computer ensures easy readability even in bright sunlight or at night. [Waterproof Cycling Odometer]: With its waterproof design, this cycling odometer can withstand various weather conditions, making it an ideal companion for outdoor biking adventures. [Multi-Functional Display]: Apart from speed tracking, the device also shows mileage covered during each ride, providing comprehensive data for cyclists who want to monitor their performance closely. Size: Display Screen: 5.95cm x 9.5cm / 2.34inch x 3.74inch. Installation Hole: 3.18cm / 1.25inch. Color: Black. Material: ABS. Package Contents: 1 set * Electric Bikes LCD Display Meter. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to appear slightly different from the real thing. The measurement allowed error is +/- 1-3cm.